CAS No.: 15116-41-3
Molecular Formula: C16H15NO2
Molecular Weight: 253.30

 

CAS:100-75-4MF:C5H10N2OMW:114.15

Chlorpheniramine working standard CAS:113-92-8MF: C16H19ClN2 Chlorpheniramine Impurity - A, B, C, D, E, F, G. Chlorpheniramine Related Compounds- A, B, C, D, E, F, G. S-Chlorpheniramine N-OxideChlorphenamine EP Impurity C Maleate (Chlorpheniramine Impurity C Maleate)CAS No. 22630-25-7C15H17ClN2. C4H4O4 M.W. 260.77 116.07 Chlorphenamine EP Impurity C Maleate (Chlorpheniramine Impurity C Maleate) Chlorpheniramine N-Oxide HClCAS No. 120244-82-8 (free base)C16H19ClN2O. HClM.W. 290.80 36.46 Chlorpheniramine N-Oxide HCl Chlorpheniramine-d6 MaleateCAS No. 1185054-60-7 (free base)C16H13ClN2D6. C4H4O4M.W. 280.83 116.07 S-Chlorpheniramine Maleate R-Chlorpheniramine MaleateCAS No. 23095-76-3C16H19ClN2. C4H4O4M.W. 274.80 116.07 R-Chlorpheniramine Maleate Chlorpheniramine MaleateCAS No. 113-92-8C16H19ClN2. C4H4O4M.W. 274.80 116.07 Chlorpheniramine MaleateDexchlorpheniramine EP Impurity ACAS No. 86-21-5C16H20N2M.W. 240.35 Dexchlorpheniramine EP Impurity A Dexchlorpheniramine Maleate EP Impurity B ((R)-Clorphenamine)CAS No. 2188-09-3C16H19ClN2M.W. 274.80

Clobetasol working standardFormula: C25H32ClFO5Molar mass: 466.97 CAS : 25122-46-7 Clobetasol Impurity - A, B, C, D, E, F, G. Clobetasol Related Compound - A, B, C, D, E, F, G. Clobetasol PropionateCAS No. 25122-46-7C25H32ClFO5 M.W. 466.98 Clobetasol Propionate Clobetasol Propionate EP Impurity BCAS No. 1356190-17-4C22H26ClFO3M.W. 392.90 Clobetasol Propionate EP Impurity B Clobetasol Propionate EP Impurity ACAS No. 5534-13-4C25H33FO6M.W. 448.54 Clobetasol Propionate EP Impurity AClobetasol Propionate EP Impurity CCAS No. 25122-52-5C25H32ClFO5M.W. 466.98C-101004 Clobetasol Propionate EP Impurity C Clobetasol Propionate EP Impurity DCAS No. 25120-99-4C25H34ClFO5 M.W. 469.00 Clobetasol Propionate EP Impurity D Clobetasol Propionate EP Impurity ICAS No. 15423-80-0C26H35FO8SM.W. 526.62 Clobetasol Propionate EP Impurity IClobetasol (Betamethasone EP Impurity B)CAS No. 25122-41-2C22H28ClFO4 M.W. 410.91 Clobetasol (Betamethasone EP Impurity B) Clobetasol Propionate Impurity (21-Chloro-16-methyl-17-(1-oxopropoxy)pregna-1, 4-diene-3, 20-dione)CAS No. 95796-50-2C25H33ClO5M.W. 448.99 Clobetasol Propionate Impurity (21-Chloro-16-methyl-17-(1-oxopropoxy)pregna-1, 4-diene-3, 20-dione) Clobetasol Impurity (9-Fluoro-11-beta-21-Dihydroxy-16-Methylpregna-1, 4, 16-triene-3, 20-Dione)CAS No. 59860-99-0C22H27FO4M.W. 374.46 Clobetasol Impurity (9-Fluoro-11-beta-21-Dihydroxy-16-Methylpregna-1, 4, 16-triene-3, 20-Dione)Clobetasol Propionate-d3C25H29ClFO5D3M.W. 470.00 Clobetasol Propionate-d3 Clobetasol Propionate Related Compound 1CAS No. 61618-89-1C22H27FO4 M.W. 374.46 Clobetasol Propionate Related Compound 1 Clobetasol Propionate-d5CAS No. 25122-46-7 (non-labelled)C25H27ClFO5D5M.W. 472.01

Cefradine working standardC16H19N3O4SM.W. 349.406 Cefradine Impurity - A , B, C, D, E, F, G. Cefradine Related Compound - A , B, C, D, E, F, G. CefradineCAS No. 38821-53-3C16H19NO4SM.W. 349.41 Cefradine Cefradine Impurity C (Isomer 1), Cefradine Impurity D (Isomer 2)CAS No. N/AC16H19N3O5SM.W. 365.41 Cefradine Impurity C (Isomer 1), Cefradine Impurity D (Isomer 2) Cefradine Impurity ECAS No. N/AC16H17N3O5SM.W. 363.39 Cefradine Impurity ECefradine Impurity 1CAS No. 37051-00-6C16H21N3O4S M.W. 351.43 Cefradine Impurity 1 Cefradine Impurity 2C9H13NO2 HClM.W. 167.21 36.46 Cefradine Impurity 2 Cefradine Impurity 3 (2-Amino-2-Cyclohex-1-enyl-Propionic Acid Methyl Ester) HClCAS No. 1379292-16-6 (free base)C10H17NO2. HClM.W. 183.25 36.46 Cefradine Impurity 3 (2-Amino-2-Cyclohex-1-enyl-Propionic Acid Methyl Ester) HClCefradine-d5CAS No. 38821-53-3 (non-d)C16H14D5N3O4SM.W. 354.44 Cefradine-d5 Cefradine EP Impurity F (Cefadroxil EP Impurity G)CAS No. 34876-35-2C5H6O2SM.W. 130.16 Cefradine EP Impurity F (Cefadroxil EP Impurity G) Cefadroxil EP Impurity G (Cefradine EP Impurity F)CAS No. 34876-35-2C5H6O2SM.W. 130.16 Cefadroxil EP Impurity G (Cefradine EP Impurity F)Cephalexin Impurity E (Cefradine EP Impurity G)CAS No. 146794-70-9C13H18N2O4S M.W. 298.36 Cephalexin Impurity E (Cefradine EP Impurity G) Cephalexin Impurity D (Cefradine EP Impurity F)CAS No. 34876-35-2C5H6O2SM.W. 130.16

Trimetazidine Working StandardFormula C14H22N2O3Molar mass 266.336 Trimetazidine Impurity - A, B, C, D, E, F, G. Trimetazidine Related Product - A, B, C, D, E, F, G. Trimetazidine DiHClCAS No. 13171-25-0C14H22N2O3. 2 HCl M.W. 266.34 2 36.46 Trimetazidine Impurity ACAS No. 52146-35-7C14H22N2O3 M.W. 266.34 Trimetazidine Impurity BCAS No. 1257-19-8C24H34N2O6 M.W. 446.55 Trimetazidine EP Impurity CCAS No. 2103-57-3C10H12O4 M.W. 196.20 Trimetazidine Impurity DCAS No. 71989-96-3C10H14O4 M.W. 198.22 Trimetazidine Impurity E DiHClCAS No. 356083-64-2 (free base)C14H22N2O3. 2 HCl M.W. 266.34 2 36.46 Trimetazidine Impurity F DiHClCAS No. 113698-83-2C14H22N2O3. 2 HCl M.W. 266.34 2 36.46 Trimetazidine EP Impurity GCAS No. 110-85-0C4H10N2 M.W. 86.14 Trimetazidine Impurity HCAS No. 53531-01-4C17H26N2O5 M.W. 338.41 Trimetazidine Impurity I DiHClCAS No. 53960-20-6C15H24N2O3. 2 HCl M.W. 280.37 2 36.46 N-Formyl Trimetazidine HClCAS No. 879646-17-0C15H22N2O4. HCl M.W. 294.35 36.46 Trimetazidine N-Oxide DiHClC14H22N2O4. 2 HCl M.W. 282.34 2 36.46

Ivabradine Working StandardFormula C27H36N2O5Molar mass 468.585 Ivabradine Impurity - A, B, C, D, E, F, G. Ivabradine Related Product - A, B, C, D, E, F, G. Ivabradine-d3CAS No. 155974-00-8 (non-d)C27H33N2O5D3 M.W. 471.62.Ivabradine-d3 Ivabradine HClCAS No. 148849-67-6C27H36N2O5. HCl M.W. 468.60 36.46.Ivabradine HCl Ivabradine-d3 HydrochlorideCAS No. 1217809-61-4C27H33N2O5D3.HCl M.W. 508.08.Ivabradine-d3 HydrochlorideN-Desmethyl Ivabradine HClCAS No. 1246638-08-3C26H34N2O5. HCl M.W. 454.57 36.46.N-Desmethyl Ivabradine HCl rac-N-Desmethyl Ivabradine-d6 HClCAS No. 1346600-74-5C26H28N2O5D6. HCl M.W. 460.61 36.46.rac-N-Desmethyl Ivabradine-d6 HCl Ivabradine-d6 HClCAS No. 148849-67-6 (non-labelled)C27H30N2O5D6. HClM.W. 474.63 36.46.Ivabradine-d6 HClO-Desmethyl IvabradineCAS No. 304462-60-0C26H34N2O5 M.W. 454.57.O-Desmethyl Ivabradine Dehydro Ivabradine (Ivabradine IVA-3 Impurity)CAS No. 1086026-31-4C27H34N2O5 M.W. 466.58.Dehydro Ivabradine (Ivabradine IVA-3 Impurity) Dehydro Ivabradine OxalateCAS No. 1346558-08-4C27H34N2O5 C2H2O4 M.W. 466.58 90.04.Dehydro Ivabradine Oxalate8-O-Demethyl Ivabradine HClCAS No. 304464-97-9 (free base)C26H34N2O5. HCl M.W. 454.57 36.46.8-O-Demethyl Ivabradine HCl Ivabradine N-OxideC27H36N2O6 M.W. 484.59.Ivabradine N-Oxide Acetyl IvabradineCAS No. N/AC14H19NO3 M.W. 249.31.Acetyl IvabradineHydroxy IvabradineCAS No. 1235547-07-5C15H21NO4 M.W. 279.34.Hydroxy Ivabradine Ivabradine R-Isomer HClCAS No. 148849-68-7C27H36N2O5. HCl M.W. 468.60 36.46.Ivabradine R-Isomer HCl Ivabradine Impurity 1CAS No. 1462470-54-7C27H38N2O6 M.W. 486.61.Ivabradine Impurity 1Ivabradine Impurity 2C27H42N2O5 M.W. 474.65.Ivabradine Impurity 2 Ivabradine Impurity 3C27H42N2O5 M.W. 474.65.Ivabradine Impurity 3 Ivabradine Impurity 4 HClCAS No. N/AC27H38N2O5. HCl M.W. 470.61 36.46.Ivabradine Impurity 4 HClIvabradine Impurit

Oseltamivir Working StandardFormula C16H28N2O4Molar mass 312.4 Oseltamivir Impurity - A, B, C, D, E, F, G. Oseltamivir - A, B, C, D, E, F, G. Oseltamivir HClCAS No. 204255-09-4C16H28N2O4.HCl M.W. 312.41 36.46 Oseltamivir HCl CAS No. 204255-11-8C16H28N2O4.H3PO4 M.W. 312.41 99.28 Oseltamivir PhosphateCAS No. 204255-09-4 (non-d)C16H23N2O4D5.HCl M.W. 317.44 36.46 Oseltamivir-d5 HClCAS No. 187227-45-8 (free base)C14H24N2O4. HCl M.W. 284.36 36.46 Oseltamivir Carboxylic Acid HCl CAS No. 1093851-61-6C16H25D3N2O4 M.W. 315.43 Oseltamivir-d3 CAS No. 1415963-60-8 (non-labelled)C14H21N2O4D3. HCl M.W. 287.38 36.46 Oseltamivir-d3 Carboxylic Acid HClCAS No. 956267-10-0C16H28N2O4 M.W. 312.41 Oseltamivir EP Impurity G CAS No. 1052063-37-2C15H26N2O4 M.W. 298.38 Oseltamivir EP Impurity F CAS No. 1346604-18-9C11H13NO4 M.W. 223.23 Oseltamivir EP Impurity DC14H24N2O4 M.W. 284.36 Oseltamivir Impurity A CAS No. 208720-78-9C15H26N2O4. HCl M.W. 298.38 36.46 Oseltamivir EP Impurity E HCl CAS No. 791-28-6C18H15OP M.W. 278.29 Triphenyl Phosphine OxideCAS No. N/AC16H29N5O4 M.W. 355.44 Oseltamivir Impurity B (2-Azido Impurity) C22H38N2O9 M.W. 474.55 Oseltamivir-Glucose Adduct 1 C20H32N2O8 M.W. 428.48 Oseltamivir-Glucose Adduct 2C22H38N2O9 M.W. 474.55 Oseltamivir-Fructose Adduct 1 C22H38N2O9 M.W. 474.55 Oseltamivir-Fructose Adduct 2 C22H32N2O6 M.W. 420.51

Ofloxacin Working StandardFormula C18H20FN3O4Molar mass 361.368 Ofloxacin Impurity - A, B, C, D, E, F, G. Ofloxacin Related Product - A, B, C, D, E, F, G. BalofloxacinC20H24FN3O4 M.W. 389.43 Balofloxacin CAS No. 93107-08-5C17H18FN3O3.HCl M.W. 331.35 36.46 Ciprofloxacin HCl C17H19N3O4 M.W. 329.36 Ciprofloxacin Impurity FCAS No. 67681-84-9C16H18ClN3O3 M.W. 335.79 6-Chloro-1-Ethyl-4-Oxo-7-(Piperazin-1-yl)-1, 4-Dihydroquinoline-3-Carboxylic acidC18H18FN3O4 M.W. 359.36 Formyl Ciprofloxacin CAS No. 528851-30-1C15H16ClN3O3. HCl M.W. 321.77 36.46 Ciprofloxacin Impurity 2 HCl (Ciprofloxacin Related Compound HCl)CAS No. 97867-33-9C17H18FN3O3. C3H6O3 M.W. 331.35 90.08 Ciprofloxacin Lactate CAS No. 860033-22-3C17H18FN3O4 M.W. 347.35 Ciprofloxacin N-Oxide CAS No. 93594-29-7C20H22FN3O5 M.W. 403.41 N-Ethoxycarbonyl CiprofloxacinCAS No. 93106-58-2 (free base)C17H18ClN3O3. HCl M.W. 347.80 36.46 Ciprofloxacin Impurity 1 HCl CAS No. 1130050-35-9 (free base)C17H10FN3O3D8. HCl M.W. 339.40 36.46 Ciprofloxacin-d8 HCl CAS No. 105093-21-8C17H18FN3O6S M.W. 413.43 SulfociprofloxacinC23H26FN3O9 M.W. 507.48 Ciprofloxacin-acyl--D-glucuronide CAS No. 86393-33-1C13H9ClFNO3M.W. 281.67 Ciprofloxacin EP Impurity A CAS No. 93107-11-0C17H19N3O3. HCl M.W. 313.36 35.46 Ciprofloxacin EP Impurity B HCl

Vigabatrin Working StandardFormula C6H11NO2Molar mass 129.157 Vigabatrin Impurity - A, B, C, D, E, F, G. Vigabatrin Related Product - A, B, C, D, E, F, G. Vigabatrin HClCAS No. 1391054-02-6C6H11NO2. HCl M.W. 129.16 36.46 Vigabatrin-13C-d2 HClCAS No. 1391054-02-6 (non-labelled)13C C5H9D2NO2. HCl M.W. 132.16 36.46 Vigabatrin EP Impurity ACAS No. 7529-16-0C6H9NO M.W. 111.14 Vigabatrin EP Impurity BCAS No. 1379504-35-4C6H11NO2 M.W. 129.16 Vigabatrin EP Impurity C (Mixture of Diastereomers)CAS No. 71107-19-2C7H10N2O2 M.W. 154.17 Vigabatrin EP Impurity DCAS No. 56-12-2C4H9NO2 M.W. 103.12 Vigabatrin EP Impurity ECAS No. 1378466-25-1C7H11NO4 M.W. 173.17 Vigabatrin EP Impurity F HCl (Mixture of Diastereomers)CAS No. 794466-81-2 (free base)C12H20N2O3. HCl M.W. 240.30 36.46 Vigabatrin Impurity 1C8H11NO3 M.W. 169.18 Vigabatrin Impurity 2C12H17NO4M.W. 239.27

Fexofenadine Working StandardFormula C32H39NO4Molar mass 501.68 Fexofenadine Impurity - A, B, C, D, E, F, G. Fexofenadine Related Product - A, B, C, D, E, F, G. Fexofenadine HClCAS No. 153439-40-8C32H39NO4.HCl M.W. 538.13 Fexofenadine HCl Fexofenadine-d10 HClCAS No. 153439-40-8C32H29D10NO4.HClM.W. 548.19 Fexofenadine-d10 HCl Fexofenadine-d10CAS No. 1215900-18-7C32H29NO4D10 M.W. 511.73.Fexofenadine-d10Fexofenadine EP Impurity D (Fexofenadine Methyl Ester)CAS No. 154825-96-4C33H41NO4M.W. 515.70.Fexofenadine EP Impurity D (Fexofenadine Methyl Ester) Fexofenadine Related Compound AC32H37NO4 M.W. 499.65.Fexofenadine Related Compound A Fexofenadine EP Impurity BCAS No. 479035-75-1C32H39NO4M.W. 501.67.Fexofenadine EP Impurity BFexofenadine EP Impurity CCAS No. 185066-37-9C31H39NO2M.W. 457.66.Fexofenadine EP Impurity C Fexofenadine EP Impurity GCAS No. 1187954-57-9C32H37NO3 M.W. 483.65.Fexofenadine EP Impurity G Fexofenadine Impurity 2CAS No. 832088-68-3C32H35NO3M.W. 481.64.Fexofenadine Impurity 2Fexofenadine impurity LC32H37NO3 M.W. 483.66.Fexofenadine impurity L Fexofenadine EP Impurity FCAS No. 185066-33-5C31H37NO4 M.W. 487.64.Fexofenadine EP Impurity F Fexofenadine Impurity 1C31H37NO4 M.W. 487.64.Fexofenadine Impurity 1Fexofenadine EP Impurity ACAS No. 76811-98-8C32H37NO4M.W. 499.65.Fexofenadine EP Impurity A Fexofenadine Impurity 3C32H37NO3M.W. 483.65.Fexofenadine Impurity 3 Fexofenadine EP Impurity ECAS No. 115-46-8C18H21NOM.W. 267.37.Fexofenadine EP Impurity EFexofenadine N-OxideCAS No. 1422515-52-3C32H39NO5M.W. 517.67.Fexofenadine N-Oxide Fexofenadine Impurity 4C14H20O4 M.W. 252.31 Fexofenadine Impurity 4

Citicoline working standardMolar mass: 489.332 g/molFormula: C14H27N4O11P2+ Citicoline Impurity - A, B, C, D, E, F, G. Citicoline Related Compound - A, B, C, D, E, F, G. Citicoline Sodium Salt (CDP-Choline)CAS No. 33818-15-4C14H25N4O11P2. NaM.W. 487.32 22.99 Citicoline Sodium Salt (CDP-Choline) Choline Dihydrogen CitrateCAS No. 77-91-8C6H7O7. C5H14NO M.W. 191.12 104.17 Choline Dihydrogen Citrate Choline Citrate Solution3(C5H14NO). C6H5O7 M.W. 3 104.17 189.10 Choline Citrate SolutionCytidine Diphosphate N, N-Dimethyl-EthanolamineC13H24N4O11P2M.W. 474.30 Cytidine Diphosphate N, N-Dimethyl-Ethanolamine Cytidine Diphosphate Ethanolamine (CDPEA)CAS No. 3038-18-8C11H20N4O11P2M.W. 446.25 Cytidine Diphosphate Ethanolamine (CDPEA) Phosphocholine-d9C5H5NO4PD9M.W. 192.20 DPPC (Dipalmitoylphosphatidylcholine) Uridine Diphosphate Choline (UDPC)CAS No. 99492-83-8C14H25N3O12P2M.W. 489.32 Choline Fenofibrate (CFRC-3)Succinyl Monocholine ChlorideCAS No. 5297-17-6C9H18NO4. Cl M.W. 204.25 35.45

Etodolac working StandardMolar mass: 287.35 g/molCAS ID: 41340-25-4Formula: C17H21NO3 Etodolac Impurity - A, B, C, D, E, F, G. Etodolac Related Compound - A, B, C, D, E, F, G. N-Methyl EtodolacC18H23NO3M.W. 301.39 1-Isopropyl Etodolac 1-Propyl EtodolacCAS No. 57816-83-8C18H23NO3 M.W. 301.39 1-Propyl Etodolac 8-Isopropyl EtodolacCAS No. 57917-63-2C18H23NO3M.W. 301.39 8-Isopropyl Etodolac8-Propyl EtodolacCAS No. 57817-27-3C18H23NO3M.W. 301.39 8-Propyl Etodolac Etodolac EP Impurity CCAS No. 109518-47-0C16H19NO3M.W. 273.33 Etodolac EP Impurity C Etodolac Impurity IC27H32N2O3 M.W. 432.57 Etodolac Impurity IEtodolac Impurity LC17H21NO3M.W. 287.36 Etodolac Impurity L Etodolac Impurity J (Decarboxy Etodolac)CAS No. N/AC16H21NOM.W. 243.35 Etodolac Impurity J (Decarboxy Etodolac) 6-Hydroxy EtodolacCAS No. 101901-06-8C17H21NO4 M.W. 303.36 6-Hydroxy EtodolacEtodolac EP Impurity K CAS No. 122188-02-7C18H23NO3 M.W. 301.39 Etodolac EP Impurity K Etodolac Impurity 1C12H18O5 M.W. 242.27 Etodolac Impurity 1 Etodolac EP Impurity H (7-ethyl trypophopl)CAS No. 41340-36-7C12H15NOM.W. 189.26 Etodolac EP Impurity H (7-ethyl trypophopl)Etodolac Impurity 2C17H22BrNO2 M.W. 352.27 Etodolac Impurity 2 Etodolac Impurity 3C18H25NO2 M.W. 287.40 Etodolac Impurity 3 Etodolac Acyl GlucuronideCAS No. 79541-43-8C23H29NO9M.W. 463.49 Etodolac Acyl Glucuroniderac-EtodolacCAS No. 41340-25-4C17H21NO3 M.W. 287.36 rac-Etodolac (S)-EtodolacC17H21NO3M.W. 287.36

Cinacalcet working StandardFormula C22H22F3NMolar mass 357.412 Cinacalcet Impurity - A, B, C, D, E, F, G. Cinacalcet Related Compound - A, B, C, D, E, F, G. Cinacalcet HClCAS No. 364782-34-3C22H22F3N. HClM.W. 357.42 36.46 Cinacalcet HCl Cinacalcet Impurity 3 HClC22H22F3N. HCl M.W. 357.42 36.46 Cinacalcet Impurity 3 HCl Cinacalcet Impurity C HClCAS No. 955373-56-5C22H20F3N. HClM.W. 355.41 36.46 Cinacalcet Impurity C HClCinacalcet Impurity 5C22H24F3N M.W. 359.44 Cinacalcet Impurity 5 Cinacalcet Impurity 6C10H9F3 M.W. 186.18 Cinacalcet Impurity 6 Cinacalcet Impurity 7CAS No. 21172-43-0C11H13F3O3S M.W. 282.28 Cinacalcet Impurity 7Cinacalcet Impurity D HClCAS No. 1271930-15-4 C32H31F6. HClM.W. 543.60 36.46 Cinacalcet Impurity D HCl Cinacalcet Impurity E HClCAS No. 253337-60-9 (free base)C22H25N. HClM.W. 303.45 36.46 Cinacalcet Impurity E HCl Cinacalcet Impurity 10 HClC22H22F3N. HClM.W. 357.42 36.46 Cinacalcet Impurity 10 HClCinacalcet Dihydro Impurity 1 HClCAS No. 1020414-33-8C22H24F3N. HCl M.W. 359.44 36.46 Cinacalcet Dihydro Impurity 1 HCl Cinacalcet Dihydro Impurity 2 HClCAS No. 802918-36-1 (free base)C22H24F3N. HClM.W. 359.44 36.46 Cinacalcet Dihydro Impurity 2 HCl Cinacalcet-d3 (R-Enantiomer)CAS No. 226256-56-0 (non-d)C22H19F3ND3M.W. 360.44 Cinacalcet-d3 (R-Enantiomer)Cinacalcet Impurity 11C22H26F3NM.W. 361.45 Cinacalcet Impurity 11 Cinacalcet Impurity F HCl (Mixture of Diastereomers) CAS No. 1271930-12-1 (free base)C22H28F3N. HCl M.W. 363.47 36.46 Cinacalcet Impurity F HCl (Mixture of Diastereomers) Cinacalcet Impurity 32 HClC22H23F2N. HClM.W. 339.43 36.46 Cinacalcet Impurity 32 HClCinacalcet Impurity 13C22H22F3NM.W. 357.42

Ibuprofen Working StandardFormula C13H18O2Molar mass 206.29 Ibuprofen Impurity - A, B, C, D, E, F, G. Ibuprofen Related Product - A, B, C, D, E, F, G. Ibuprofen-d3CAS No. 121662-14-4C13H15O2D3M.W. 209.30.Ibuprofen-d3 Ibuprofen Acyl Glucuronide (Mixture of Diastereomers)CAS No. 115075-59-7C19H26O8 M.W. 382.41.Ibuprofen Acyl Glucuronide (Mixture of Diastereomers) Ibuprofen lysinateCAS No. 57469-76-8C13H18O2.C6H14N2O2M.W. 206.29 146.19.Ibuprofen lysinateS-Ibuprofen-Acyl-beta-D-GlucuronideC19H26O8 M.W. 382.41.S-Ibuprofen-Acyl-beta-D-Glucuronide S-IbuprofenCAS No. 51146-56-6C13H18O2 M.W. 206.29.S-Ibuprofen R-IbuprofenCAS No. 51146-57-7C13H18O2 M.W. 206.29.R-IbuprofenIbuprofen-13C-d3C13H15O2D3 M.W. 210.29.Ibuprofen-13C-d3 Ibuprofen EP Impurity BCAS No. 3585-49-7C13H18O2 M.W. 206.29.Ibuprofen EP Impurity B Ibuprofen Impurity CCAS No. 59512-17-3C13H19NO M.W. 205.30.Ibuprofen Impurity Ccis-Ibuprofen EP Impurity GC26H32O4 M.W. 408.54.cis-Ibuprofen EP Impurity G Ibuprofen EP Impurity ECAS No. 38861-78-8C12H16O M.W. 176.26.Ibuprofen EP Impurity E Ibuprofen EP Impurity FCAS No. 65322-85-2C13H18O2 M.W. 206.29.Ibuprofen EP Impurity FIbuprofen EP Impurity MCAS No. 60057-62-7C13H18O3 M.W. 222.28.Ibuprofen EP Impurity M Ibuprofen EP Impurity NCAS No. 3585-52-2C11H14O2 M.W. 178.23.Ibuprofen EP Impurity N Ibuprofen EP Impurity OCAS No. 64451-76-9C13H18O2 M.W. 206.29.Ibuprofen EP Impurity OIbuprofen EP Impurity JCAS No. 65813-55-0C13H16O3M.W. 220.27.Ibuprofen EP Impurity J Ibuprofen EP Impurity DCAS No. 938-94-3C10H12O2 M.W. 164.21.Ibuprofen EP Impurity D (2SR)-2-(4-Isobutylphenyl)-N-((SR)-1-Phenylethyl)PropanamideC21H27NO M.W. 309.46.(2SR)-2-(4-Isobutylphenyl)-N-((SR)-1-Phenylethyl)Propanamide(2SR)-2-(4-Isobutylphenyl)-N-((RS)-1-Phenylethyl)PropanamideC21H27NO M.W. 309.46.(2SR)-2-(4-Isobutylphenyl)-N-((RS)-1-Phenylethyl)P

Cefmetazole working standardC15H17N7O5S3M.W.471.538 Cefmetazole Impurity - A, B, C, D, E, F, G. Cefmetazole Related Compound - A, B, C, D, E, F, G. S-Decyanomethyl-S-(1-methyl-1H-tetrazol-5-yl) CefmetazoleCAS No. 74228-11-8C15H18N10O5S3 M.W. 514.57 S-Decyanomethyl-S-(1-methyl-1H-tetrazol-5-yl) Cefmetazole Cefmetazole Related Compound 1C14H15N3O5S2M.W. 369.42 Cefmetazole Related Compound 1 Cefmetazole Related Compound 4C14H17N3O6S2M.W. 387.44 Cefmetazole Related Compound 4Cefmetazole Related Compound 5C12H16N6O4S2M.W. 372.43 Cefmetazole Related Compound 5 Cefmetazole Related Compound 6C15H17N7O5S3M.W. 471.54 Cefmetazole Related Compound 6 Cefmetazole Impurity 1 (Cefmetazole Lactone)CAS No. 70993-70-3C13H13N3O5S2M.W. 355.39 Cefmetazole Impurity 1 (Cefmetazole Lactone)Cefmetazole Impurity 2C15H17N7O6S3M.W. 487.54 Cefmetazole Impurity 2 Cefmetazole Impurity 3C13H16N6O5S3M.W. 432.50 Cefmetazole Impurity 3 Cefmetazole Impurity 4C15H19N7O6S3 M.W. 489.55 Cefmetazole Impurity 4Cefmetazole Impurity 5C13H15N3O5S2 M.W. 357.41 Cefmetazole Impurity 5 Cefmetazole Impurity 6C15H17N7O5S3 M.W. 471.54 Cefmetazole Impurity 6 Cefmetazole Rrelated Compound 2CAS No. N/AC18H22N6D6S3M.W. 514.60 Cefmetazole Rrelated Compound 2Cefmetazole Impurity 7 (Mixture of Isomers)CAS No. 64278-70-2C24H22N6O3S3M.W. 538.66 Cefmetazole Impurity 7 (Mixture of Isomers) S-Methyl CefmetazoleCAS No. 68576-47-6C15H17N7O4S4M.W. 487.60 S-Methyl Cefmetazole Cefmetazole Impurity 8CAS No. 56796-16-8C15H17N3O7S2M.W. 415.45 Cefmetazole Impurity 8Cefmetazole Impurity 9C15H18N6O7S2M.W. 458.46 Cefmetazole Impurity 9 Cefmetazole Impurity 10C13H14N6O5S2M.W. 398.41 Cefmetazole Impurity 10 Cefmetazole Impurity 11C13H15N3O6S2M.W. 373.40

Tetracaine Working StandardMolar mass: 264.363Formula: C15H24N2O2 Tetracaine Impurity - A, B, C, D, E, F, G. Tetracaine Related Compounds - A, B, C, D, E, F, G. Tetracaine Impurity 1C13H19NO3[C2H4O]n M.W. 237.30[44.05]n Tetracaine Impurity 3 (4-Aminobenzyl Alcohol)CAS No. 623-04-1C7H9NO M.W. 123.16 Tetracaine Impurity 4 (2-Aminobenzyl Alcohol)CAS No. 5344-90-1C7H9NO M.W. 123.16 Tetracaine Impurity 5 (Ethyl 3-Aminobenzoate)CAS No. 582-33-2C9H11NO2M.W. 165.19 Tetracaine Impurity 6 (Ethyl 2-Aminobenzoate)CAS No. 87-25-2C9H11NO2M.W. 165.19 Tetracaine Impurity 7 (4-Nitrobenzoic Acid)CAS No. 62-23-7C7H5NO4 M.W. 167.12 Tetracaine Impurity 8 (3-Aminobenzyl Alcohol)CAS No. 1877-77-6C7H9NOM.W. 123.16 Tetracaine Impurity 8 (3-Aminobenzyl Alcohol) Tetracaine-d6C15H18N2O2D6 M.W. 270.41 Tetracaine EP Impurity CCAS No. 71839-12-8C12H17NO2 M.W. 207.27 Tetracaine HClCAS No. 136-47-0C15H24N2O2. HCl M.W. 264.37 36.46 Tetracaine HCl Tetracaine EP Impurity A (4-Aminobenzoic Acid)CAS No. 150-13-0C7H7NO2 M.W. 137.14 Tetracaine N-OxideC15H24N2O3M.W. 280.37 Tetracaine EP Impurity BCAS No. 4740-24-3C11H15NO2M.W. 193.25 Tetracaine Impurity 2C24H32N2O4[C2H4O]nM.W. 412.53[44.05]n

Rivastigmine Working StandardFormula C14H22N2O2Molar mass 250.337 Rivastigmine Impurity - A, B, C, D, E, F, G. Rivastigmine Related Product - A, B, C, D, E, F, G. Rivastigmine-d6 Hydrogen TartrateCAS No. N/AC14H16N2O2D6. C4H6O6 M.W. 256.38 150.09 Rivastigmine Hydrogen TartrateCAS No. 406174-29-6C14H22N2O2. C4H6O6 M.W. 250.34 150.09 NAP226-90 (Rivastigmine EP Impurity A)CAS No. 139306-10-8C10H15NO M.W. 165.24 (R)-Rivastigmine (Rivastigmine EP Impurity D)CAS No. 415973-05-6C14H22N2O2 C4H6O6 M.W. 250.34 150.09 Rivastigmine EP Impurity B (N-Dimethyl Rivastigmine) L-TartrateCAS No. 1230021-28-9 (free base)C13H20N2O2. C4H6O6 M.W. 236.32 150.09 Rivastigmine EP Impurity E HClC13H20N2O2. HCl M.W. 236.32 36.46 N-Desmethyl RivastigmineCAS No. 1070660-34-2C13H20N2O2 M.W. 236.32 Rivastigmine Hydrogen Tartrate EP Impurity F HClCAS No. 889443-69-0 (free base)C11H17NO. HCl M.W. 179.26 36.46 Rivastigmine Hydrogen Tartrate EP Impurity GCAS No. 23308-82-9C9H12O2 M.W. 152.19 Rivastigmine Hydrogen Tartrate EP Impurity HCAS No. 586-37-8C9H10O2 M.W. 150.18 Rivastigmine Carbamate ImpurityCAS No. 1346242-31-6C10H12N2O4 M.W. 224.22 Rivastigmine Ether Impurity HClC16H18N2O3. HCl M.W. 286.33 36.46 Rivastigmine Impurity 5 (N-Ethyl-N-methyl-3-vinylphenyl Carbamate)CAS No. 1346602-84-3C12H15NO2 M.W. 205.26 N-Methyl Rivastigmine ChlorideC15H25N2O2 . Cl M.W. 265

Cefoperazone working standardC25H27N9O8S2Molar mass 645.67 Cefoperazone Impurity ACAS No. 73240-08-1C23H23N5O8SM.W. 529.53 Cefoperazone Impurity A Cefoperazone Impurity 3CAS No. 22818-40-2C8H9NO3M.W. 167.17 Cefoperazone Impurity 3 Cefoperazone Impurity 4C7H10N2O4M.W. 186.17 Cefoperazone Impurity 5 Cefoperazone Impurity 6C23H25N5O8SM.W. 531.55 Cefoperazone Impurity 6Cefoperazone Impurity 7C9H11N5OS2 M.W. 269.35 Cefoperazone Impurity 7 Cefoperazone EP Impurity BC25H27N9O8S2M.W. 645.67 Cefoperazone EP Impurity B Cefoperazone Impurity 8CAS No. 1204325-21-2C16H21BN4O7M.W. 392.18 Cefoperazone Impurity 8Cefoperazone Impurity 9C23H25N5O8S2M.W. 563.60 Cefoperazone Impurity 9 Cefoperazone EP Impurity CCAS No. 13183-79-4C2H4N4S M.W. 116.14 Cefoperazone EP Impurity C Cefoperazone SodiumC25H26N9O8S2.Na M.W. 644.67 22.99 Cefoperazone SodiumCefoperazone Impurity BCAS No. 711590-76-4C25H26N9O8S2M.W. 644, 67 Cefoperazone Impurity B Cefoperazone Impurity FCAS No. 1315481-36-7C25H29N9O8S2M.W. 647.69 Cefoperazone Impurity F Cefoperazone EP Impurity DCAS No. 37539-03-0C10H11N5O3S2 M.W. 313.36 Cefoperazone EP Impurity DCefoperazone Impurity 1CAS No. 59703-00-3C7H9ClN2O3 M.W. 204.61 Cefoperazone Impurity 1 Cefoperazone Impurity 2C15H17N3O6M.W. 335.32

Raloxifene Working StandardFormula C28H27NO4SMolar mass 473.584 Raloxifene Impurity - A, B, C, D, E, F, G. Raloxifene Related Product - A, B, C, D, E, F, G. Raloxifene-d4 HClCAS No. 1188263-47-9C28H23NO4SD4. HCl M.W. 477.62 36.46 Raloxifene-d4 HCl CAS No. 182507-22-8C34H35NO10S M.W. 649.72 Raloxifene-4-glucuronide CAS No. 174264-50-7C34H35NO10S M.W. 649.72 Raloxifene-6-glucuronideCAS No. 1279033-52-1 (free acid)C34H30D4NO10S. Li M.W. 652.73 6.94 Raloxifene-d4-4-Glucuronide Lithium Salt C34H30D4NO10S. Li M.W. 652.73 6.94 Raloxifene-d4-6-Glucuronide Lithium Salt CAS No. 182507-22-8 (free acid)C34H34NO10S. Li M.W. 648.70 6.94 Raloxifene-4-Glucuronide Lithium SaltCAS No. 174264-50-7 (free acid)C34H34NO10S. Li M.W. 648.70 6.94 Raloxifene-6-Glucuronide Lithium Salt C40H41NO16S . 2 Li M.W. 823.83 2 6.94 Raloxifene-4', 6-Diglucuronide Lithium Salt CAS No. N/AC42H44N2O8S M.W. 736.89 Raloxifene EP Impurity A, N-oxideCAS No. 82640-04-8C28H27NO4S. HCl M.W. 473.59 36.46 Raloxifene HCl CAS No. 1159977-58-8C42H44N2O6S M.W. 704.89 Raloxifene EP Impurity A CAS No. 195454-31-0C28H27NO5S M.W. 491.61 Raloxifene Impurity CCAS No. 1391054-73-1C28H27NO4S M.W. 473.59 Raloxifene EP Impurity B CAS No. 177744-96-6C21H14O4S M.W. 362.41 Raloxifene Impurity D C30H31NO4S M.W. 501.65 Raloxifene Dimethoxy ImpurityC14H19NO3 . HCl M.W. 249.31 36.46

Naproxen Working StandardMolar mass: 230.259 Formula: C14H14O3 Naproxen Impurity - A, B, C, D, E, F, G. Naproxen Related Compound - A, B, C, D, E, F, G. Naproxen EP Impurity E CAS No. 31220-35-6C16H18O3M.W. 258.32 Naproxen EP Impurity FNaproxen EP Impurity HCAS No. 5111-66-0C11H10O2 M.W. 174.20 Naproxen EP Impurity H CAS No. 21388-17-0C13H14OM.W. 186.26 Naproxen EP Impurity J Naproxen EP Impurity KCAS No. 77301-42-9C13H14O2M.W. 202.25 Naproxen EP Impurity KNaproxen EP Impurity LCAS No. 3900-45-6C13H12O2 M.W. 200.24 Naproxen EP Impurity L Naproxen EP Impurity MCAS No. 93-04-9C11H10O M.W. 158.20 Naproxen EP Impurity M Naproxen EP Impurity NCAS No. 5111-65-9C11H9BrO M.W. 237.10 Naproxen EP Impurity NNaproxen EP Impurity OCAS No. 2471-70-7C12H10O3M.W. 202.21 Naproxen EP Impurity O Naproxen Impurity 2C16H18O4M.W. 274.32 Naproxen Impurity 2 Naproxen Acyl GlucuronideCAS No. 41945-43-1C20H22O9M.W. 406.39 Naproxen Acyl GlucuronideNaproxen EP Impurity G (R-Naproxen)CAS No. 23979-41-1C14H14O3M.W. 230.26 Naproxen EP Impurity G (R-Naproxen) (R)-O-Desmethyl NaproxenCAS No. 123050-98-6C13H12O3 M.W. 216.24 (R)-O-Desmethyl Naproxen Naproxen Impurity 1 Sodium SaltC18H21O4. NaM.W. 301.37 22.99 rac-Naproxen 2-Propyl Ester CAS No. 52079-10-4C13H12O3M.W. 216.24

Pyrimethamine Working StandardMolar mass: 248.71 g/molCAS ID: 58-14-0Formula: C12H13ClN4 Pyrimethamine Impurity - A, B, C, D, E, F, G. Pyrimethamine Related Compounds - A, B, C, D, E, F, G. Pyrimethamine (Daraprim)CAS No. 58-14-0C12H13ClN4M.W. 248.72

Metamizole Working StandardFormula C13H17N3O4SMolar mass 311.357 Metamizole Impurity - A, B, C, D, E, F, G. Metamizole Related Product - A, B, C, D, E, F, G. Dipyrone (Metamizole Sodium Salt)CAS No. 68-89-3C13H16N3O4S. Na M.W. 310.35 22.99 Dipyrone (Metamizole Sodium Salt) CAS No. 1672-58-8C12H13N3O2 M.W. 231.26 Metamizole EP Impurity A (4-Formylamino Antipyrine) CAS No. 83-07-8C11H13N3OM.W. 203.25 Metamizole EP Impurity B (Ampyrone)CAS No. 856307-27-2C12H15N3O. HCl M.W. 217.27 36.46 Metamizole EP Impurity C HCl CAS No. 58-15-1C13H17N3O M.W. 231.30 Metamizole EP Impurity D CAS No. N/AC13H13N3O4SD3 NaM.W. 313.37 22.99 Metamizole-d3 Sodium (Dipyrone-d3 Sodium)CAS No. 83-15-8C13H15N3O2 M.W. 245.28 Metamizole Impurity (N-Acetylaminoantipyrine) CAS No. 117-38-4C12H15N3O4S M.W. 297.33 Metamizole EP Impurity E CAS No. 106236-80-0C11H11N3O2 M.W. 217.23 Metamizole Impurity 1CAS No. 63372-86-1C26H32N6O8S22. Mg M.W. 620.71 24.31 Metamizole Magnesium Salt

With the help of smart packaging system and a team of adroit professionals, we are offering customized packaging facility for the attainment of complete client contentment. Staffed with dexterous team members, they make complete quality analysis of the product before send off.

 

Metoprolol working standard

Metoprolol Impurity A, B, C, D, E, F, G, H.

Metoprolol Related compound A, B, C, D, E, F, G, H.

alpha-Hydroxy Metoprolol

• CAS No. 56392-16-6
• C15H25NO4 M.W. 283.37

Metoprolol EP Impurity E

• CAS No. 163685-38-9
• C15H25NO3 M.W. 267.37

Metoprolol EP Impurity E

• CAS No. 163685-38-9
• C15H25NO3 M.W. 267.37

     
Metoprolol EP Impurity B

• C9H12O2 M.W. 152.19

Metoprolol Impurity I

• CAS No. 933468-54-3
• C14H21NO2 M.W. 235.33

Metoprolol EP Impurity N

• CAS No. 6452-57-9
• C6H15NO2 M.W. 133.19

Metoprolol Impurity 1

• CAS No. 29121-23-1
• C15H23NO4 M.W. 281.35

Metoprolol Impurity 3

• CAS No. 84697-14-3
• C13H20O2 M.W. 208.30

Metoprolol Impurity 6

• C16H23NO5 M.W. 309.36

3-(2-Methoxyethyl)phenol

• CAS No. 32846-01-8
• C9H12O2 M.W. 152.19

(S)-(-)-Metoprolol

• CAS No. 81024-42-2
• C15H25NO3 M.W. 267.37

Metoprolol EP Impurity J

• CAS No. 163685-37-8
• C18H31NO5 M.W. 341.45

Metoprolol EP Impurity D

• CAS No. 62572-90-1

Metoprolol EP Impurity F

• CAS No. 7695-63-8
• C12H19NO2 M.W. 209.29 2H18O4 M.W. 226.27

Metoprolol Hemitartrate

• CAS No. 56392-17-7
• C15H25NO3. 0.5 C4H6O6 M.W. 267.37 0.5 150.09

Metoprolol Related Compound B

• CAS No. 56718-76-4
• C12H17ClO3 M.W. 244.72

Metoprolol Impurity 2 (Mixture of Z and E Isomers)

• CAS No. 82961-02-2
• C15H23NO3 M.W. 265.36

Metoprolol Impurity 4

• CAS No. 123195-72-2
• C12H18O2 M.W. 194.28

Metoprolol Epoxide

• CAS No. 56718-70-8
• C12H16O3 M.W. 208.26

p-(2-Methoxyethyl)anisole

• CAS No. 80314-58-5
• C10H14O2 M.W. 166.22

(R)-(+)-Metoprolol

• CAS No. 81024-43-3
• C15H25NO3 M.W. 267.37

Metoprolol EP Impurity A

• CAS No. 109632-08-8
• C14H23NO3 M.W. 253.34

Metoprolol EP Impurity C (Bisoprolol EP Impurity L)

• CAS No. 29122-74-5
• C13H19NO3 M.W. 237.30

Metoprolol EP Impurity H (Betaxolol EP Impurity B)

• CAS No. 62572-94-5
• C14H23NO3 M.W. 253.34

Metoprolol Impurity M DiHCl

• CAS No. 73313-36-7
• C9H22N2O. 2 HCl M.W. 174.29 2 36.46

Metoprolol Related Compound C

• CAS No. N/A
• C14H21NO4 M.W. 267.33

Metoprolol Impurity M

• CAS No. 343785-33-1
• C9H22N2O M.W. 174.29

Metoprolol Impurity 5

• C21H28O5 M.W. 360.45
• 2-(2-Methoxyethyl)phenol

CAS No. 330976-39-1

• C9H12O2 M.W. C9H12O2

Celecoxib working standardCAS No.: 169590-42-5M F: C17H14F3N3O2SM.W: 381.38 Celecoxib Impurity - A, B, C, D, E, F, G. Celecoxib Related Compound - A, B, C, D, E, F, G. Celecoxib Impurity 1 Celecoxib Impurity 2CAS No. 948293-46-7C11H9F3N2 M.W. 226.20 Celecoxib Impurity 2Celecoxib Impurity CCAS No. 170569-99-0C17H14F3N3O2SM.W. 381.38 Celecoxib Impurity C Celecoxib Carboxylic Acid-Acyl-beta-D-GlucuronideCAS No. 264236-79-5C23H20F3N3O10SM.W. 587.49 Celecoxib Carboxylic Acid-Acyl-beta-D-Glucuronide Celecoxib impurity (N-Acetyl-4-(2-Aminoethyl)-Benzenesulfonamide)CAS No. 41472-49-5C10H14N2O3S M.W. 242.30 Celecoxib impurity (N-Acetyl-4-(2-Aminoethyl)-Benzenesulfonamide)Celecoxib Diketo Schiffs Base II ImpurityCAS No. N/AC17H15F3N2O3SM.W. 384.38 Celecoxib Diketo Schiffs Base II Impurity Celecoxib Impurity 3CAS No. 170569-87-6C16H12F3N3O2S M.W. 367.35 Celecoxib Impurity 3 Celecoxib Impurity 4C17H16F3N3O3SM.W. 399.39 Celecoxib Impurity 4Celecoxib Impurity 5CAS No. N/AC17H14F3N3O3SM.W. 397.38 Celecoxib Impurity 5 Celecoxib Impurity 6CAS No. N/AC17H16F3N3O3S M.W. 399.39 Celecoxib Impurity 6 Hydroxymethyl celecoxibCAS No. 170571-00-3C17H14F3N3O3S M.W. 397.38 Hydroxymethyl celecoxibCelecoxib Impurity 7CAS No. 170570-09-9C18H16F3N3O2SM.W. 395.41 Celecoxib Impurity 7 Celecoxib Impurity 8CAS No. 915280-81-8C8H8F3N3O3SM.W. 283.23 Celecoxib Impurity 8 Celecoxib Impurity 9CAS No. 1061214-06-9C15H17N3O2SM.W. 303.38 Celecoxib Impurity 9Carboxylic acid celecoxibCAS No. 170571-01-4C17H12F3N3O4S M.W. 411.36

Losartan Working StandardFormula C22H23ClN6OMolar mass 422.9 Losartan Impurities - A, B, C, D, E, F, G. Losartan Related Compounds - A, B, C, D, E, F, G. Losartan Potassium SaltCAS No. 124750-99-8C22H22ClN6O. KM.W. 421.91 39.10 Losartan Potassium Salt CAS No. 124750-92-1C22H21ClN6O2M.W. 436.90 Losartan N2-glucuronide CAS No. 230971-71-8C44H44Cl2N12OM.W. 827.82 Losartan EP Impurity LCAS No. 230971-72-9C44H44Cl2N12OM.W. 827.82 Losartan EP Impurity MC28H31ClN6O7M.W. 599.05 Losartan N1-Glucuronide CAS No. 1006062-27-6C24H25ClN6O2 M.W. 464.96 Losartan Impurity JCAS No. 165276-38-0C22H21ClN6M.W. 404.91 Losartan Impurity G CAS No. 1159977-26-0C21H20Cl2N6M.W. 427.34 Losartan Impurity K CAS No. N/AC29H31ClN6O7M.W. 611.06 Losartan Carboxylic Acid Acyl-Beta-D-GlucuronideCAS No. 124750-67-0C22H20ClN3O M.W. 377.87 Losartan Related Compound A CAS No. 114772-55-3C22H22ClN3OM.W. 379.89 Losartan Impurity 8 CAS No. 114799-13-2C22H23ClN6OM.W. 422.92 Losartan EP Impurity C (Isolosartan)CAS No. 124750-53-4C33H26N4M.W. 478.60 Losartan Impurity (5-(4'-Methylbiphenyl-2-yl)-1-Trityl-1H-Tetrazole) CAS No. 124751-00-4C41H37ClN6O M.W. 665.24 N-Trithyl Losartan Losartan Impurity BCAS No. 1159977-48-6C44H44Cl2N12O2 M.W. 843.83

Moxifloxacin Working StandardFormula C21H24FN3O4Molar mass 401.431 Moxifloxacin Impurity - A, B, C, D, E, F, G. Moxifloxacin Related Product - A, B, C, D, E, F, G. Moxifloxacin HClCAS No. 186826-86-8C21H24FN3O4. HCl M.W. 401.44 36.46 Moxifloxacin HCl CAS No. 186826-86-8 (non-labelled)C21H20FN3O4D4. HCl M.W. 405.46 36.46 Moxifloxacin-d4 HCl C21H24FN3O7S M.W. 481.50 Moxifloxacin acyl sulfateC21H24FN3O7S M.W. 481.50 Moxifloxacin N-sulfate C27H32FN3O10 M.W. 577.57 Moxifloxacin acyl glucuronide C22H27N3O5 M.W. 413.48 Moxifloxacin EP Impurity BCAS No. 1029364-77-9 (free base)C21H24FN3O4. HCl M.W. 401.44 36.46 Moxifloxacin EP Impurity D HCl CAS No. 154093-72-8C13H9F2NO4 M.W. 281.22 Moxifloxacin Hydroxy Quinoline Impurity CAS No. N/AC35H34FN4O8 M.W. 676.68 Moxifloxacin Impurity 1C20H22FN3O4 M.W. 387.41 Moxifloxacin EP Impurity E C22H26FN3O4. HCl M.W. 415.47 36.46 Moxifloxacin EP Impurity C HCl C21H25N3O4 M.W. 383.45 6-Methoxy MoxifloxacinCAS No. 172426-88-9C14H13FN2O4 M.W. 292.27 Moxifloxacin Impurity 18 C20H21F2N3O3 M.W. 389.41 Moxifloxacin EP Impurity A CAS No. 268545-13-7C21H24FN3O4 M.W. 401.44 Moxifloxacin-R-isomer (ent-Moxifloxacin)CAS No. N/AC22H26FN3O4 M.W. 415.47 Moxifloxacin Impurity 15 CAS No. 721970-37-2C22H26FN3O4 M.W. 415.47 N-Methyl Moxifloxacin CAS No. 139693-52-0C18H16BF2NO8 M.W. 423.13 Mexifloxacin Boron Complex ImpurityMoxifloxacin Impurity 16CAS No.

Ethambutol working StandardMolar mass: 204.31 g/molCAS ID: 74-55-5 Ethambutol Impurity - A, B, C, D, E, F, G. Ethambutol Related Compound - A, B, C, D, E, F, G. Ethambutol EP Impurity C (2R, 2R-Ethambutol) DiHCl Ethambutol EP Impurity B (2R, 2S-Ethambutol) DiHClCAS No. 10054-06-5 (free base)C10H24N2O2. 2 HClM.W. 204.31 2 36.46 Ethambutol diHCl Ethambutol-d8CAS No. 1129526-23-3C10H16N2O2D8M.W. 212.36

Valganciclovir Working StandardFormula C14H22N6O5Molar mass 354.362 Valganciclovir Impurity - A, B, C, D, E, F, G. Valganciclovir Related Product - A, B, C, D, E, F, G. O-Acetyl N-Benzyloxycarbonyl ValganciclovirCAS No. 194159-22-3C24H30N6O8 M.W. 530.54 Valganciclovir HClCAS No. 175865-60-8C14H22N6O5 M.W. 354.37 Valganciclovir-d5 (Mixture of Diastetromers)CAS No. 175865-60-8 (non-labelled)C14H17D5N6O5 M.W. 359.40 N-Carbobenzyloxy-L-valinyl-ganciclovirCAS No. 194154-40-0C22H28N6O7 M.W. 488.50 N-(L-Valyl) Valganciclovir HydrochlorideC19H31N7O6 . HCl M.W. 453.50 36.46 N-Methyl Valganciclovir HydrochlorideCAS No. 1401562-16-0C15H24N6O5 . HCl M.W. 368.40 36.46 D-Valganciclovir HydrochlorideCAS No. 1393911-57-3C14H22N6O5 . HCl M.W. 354.37 36.46 Valganciclovir Impurity 1 (S, S-Isovalganciclovir Impurity)CAS No. 1401562-13-7C14H22N6O5. HCl M.W. 354.37 36.46 Valganciclovir Impurity 2 HCl (Mixture of Tautomeric Isomers)C14H22N6O5. HCl M.W. 354.37 36.46 Valganciclovir Impurity DC14H22N6O5 . HClM.W. 354.37 36.46 Valganciclovir Impurity CCAS No. 1202645-50-8C7H9N5O2 M.W. 195.18 Valganciclovir-d8 (Mixture of Diastereomers)CAS No. 175865-60-8 (non-labelled)C14H14N6O5D8 M.W. 362.42 Valganciclovir Dimer Stereoisomer A, B, CC29H44N12O10 M.W. 720.75 Valganciclovir Related Compound GC15H24N6O6 M.W. 384.40

Valacyclovir Working StandardFormula C13H20N6O4Molar mass 324.336 Valacyclovir Impurity - A, B, C, D, E, F, G. Valacyclovir Related Product - A, B, C, D, E, F, G. Valaciclovir EP Impurity PCAS No. 1356019-51-6C27H40N12O8 M.W. 660.70 Valacyclovir Related Compound EC21H26N6O6 M.W. 458.48 Valacyclovir HClCAS No. 124832-27-5C13H20N6O4 HCl M.W. 324.34 36.46 Valacyclovir USP Related Compound FCAS No. 86150-61-0C7H15NO3. C7H8O3S M.W. 161.20 172.20 Valacyclovir Impurity JCAS No. 142963-63-1C14H22N6O4 M.W. 338.37 Valacyclovir Impurity NC19H25N11O5 M.W. 487.48 Valacyclovir Related Compound CCAS No. N/AC14H22N6O4 HCl M.W. 338.37 36.46 Valaciclovir EP Impurity KC14H18N10O4 M.W. 390.36 Valaciclovir EP Impurity OC22H33N11O7 M.W. 563.58 Valacyclovir Impurity QC19H25N11O5 M.W. 487.48 Valacyclovir Impurity 1CAS No. 172529-93-0C12H14ClN5O4 M.W. 327.73 Valaciclovir EP Impurity MCAS No. 847670-62-6C14H20N6O5 M.W. 352.35 Valaciclovir EP Impurity H HClCAS No. 84499-64-9 (free base)C11H16N6O4. HCl M.W. 296.29 36.46 Valacyclovir Impurity 2CAS No. 67429-12-3C7H12O5 M.W. 176.17 Valacyclovir Impurity 3CAS No. 2480-23-1C6H13NO2 M.W. 131.18

Ondansetron Working StandardFormula C18H19N3OMolar mass 293.4 Ondansetron Impurity - A, B, C, D, E, F, G. Ondansetron Related Product - A, B, C, D, E, F, G. 6-Hydroxy Ondansetron HClCAS No. 110708-17-3 (free base)C18H19N3O2. HCl M.W. 309.37 36.46 6-Hydroxy Ondansetron HCl CAS No. 126702-17-8 (free base)C18H19N3O2. HCl M.W. 309.37 36.46 7-Hydroxy Ondansetron HCl CAS No. 126671-71-4C18H19N3O2 M.W. 309.37 8-Hydroxy OndansetronC18H16N3OD5 M.W. 300.42 Ondansetron-d5 CAS No. 99614-02-5 (non-labelled)13C C17H16N3OD3 M.W. 297.38 Ondansetron-13C-d3 CAS No. 99614-01-4C18H19N3O. HCl M.W. 293.37 36.46 Ondansetron HClCAS No. 1076198-52-1C37H38N6O2 M.W. 598.75 Ondansetron EP Impurity B CAS No. 99614-14-9C17H17N3O M.W. 279.34 Ondansetron EP Impurity H CAS No. 15128-52-6C12H11NO M.W. 185.23 Ondansetron Impurity 1CAS No. 27387-31-1C13H13NO M.W. 199.25 Ondansetron EP Impurity C (Ondansetron USP Related Compound C) CAS No. 119812-29-2 (non-labelled)13C C15H17D3N2O. HCl M.W. 260.36 36.46 Ondansetron Related Compound A (USP)-13C-d3 CAS No. 119812-29-2 (non-labelled)C16H14D6N2O. HCl M.W. 262.39 36.46 Ondansetron Related Compound A (USP)-d6CAS No. 99614-03-6C17H17N3O M.W. 279.34 Ondansetron EP Impurity G CAS No. 693-98-1C4H6N2 M.W. 82.11 Ondansetron EP Impurity F CAS No. 119812-29-2C16H20N2O. HCl M.W. 256.35 36.46 Ondansetron Related Compound A (USP)

Cloxacillin working StandardMolar mass: 435.88 g/molCAS ID: 61-72-3Formula: C19H18ClN3O5S Cloxacillin Impurity - A, B, C, D, E, F, G. Cloxacillin Related Compound - A, B, C, D, E, F, G. Cloxacillin Sodium SaltCAS No. 642-78-4C19H17ClN3O5S. NaM.W. 434.88 22.99 Cloxacillin Sodium Salt Cloxacillin Sodium EP Impurity ACAS No. N/AC19H19ClN3O6S M.W. 452.90 Cloxacillin Sodium EP Impurity A Cloxacillin Sodium EP Impurity B (Mixture of Diastereomers)CAS No. 1642559-64-5C18H19ClN3O4SM.W. 408.89 Cloxacillin Sodium EP Impurity B (Mixture of Diastereomers)Cloxacillin Sodium EP Impurity ECAS No. 18704-55-7C27H27ClN5O7S2M.W. 633.13 Cloxacillin Sodium EP Impurity E Oxacillin Impurity F (Thioxacillin)C19H18N3O5S M.W. 400.44 Oxacillin Impurity F (Thioxacillin) Oxacillin Impurity J (6-APA Dimer Ozolamide)C27H29N5O8S2M.W. 615.69 Oxacillin Impurity J (6-APA Dimer Ozolamide)Oxacillin Impurity HC19H19N3O5SM.W. 401.44 Oxacillin Impurity H Oxacillin EP Impurity B Disodium Salt (Mixture of Diastereomers)C19H19N3O6S. 2 NaM.W. 417.44 2 22.99 Oxacillin EP Impurity B Disodium Salt (Mixture of Diastereomers) Oxacillin Impurity DCAS No. 1642559-63-4C18H21N3O4SM.W. 375.45 Oxacillin Impurity DOxacillin Impurity IC27H29N5O7S2 M.W. 599.69 Oxacillin Impurity I Oxacillin Impurity GCAS No. 724695-30-1C19H18ClN3O5SM.W. 434.89 Oxacillin Impurity G Cloxacillin EP Impurity DCAS No. 23598-72-3C11H8ClNO3M.W. 237.64 Cloxacillin EP Impurity D5-Hydroxymethyl CloxacillinC19H17ClN3O6S . Na M.W. 450.88 22.99 5-Hydroxymethyl Cloxacillin Cloxacillin Impurity 1C19H18ClN3O4S2M.W. 451.95 Cloxacillin Impurity 1 Cloxacillin Impurity 2C27H28ClN5O8S2 M.W. 650.13

Flucloxacillin Working StandardFormula C19H17ClFN3O5SMolar mass 453.87 Flucloxacillin Impurity - A, B, C, D, E, F, G. Flucloxacillin Related Product - A, B, C, D, E, F, G. Flucloxacillin SodiumCAS No. 1847-24-1C19H16ClFN3NaO5SM.W. 475.86.Flucloxacillin Sodium Flucloxacillin Sodium Impurity BCAS No. N/AC18H19ClFN3O4SM.W. 427.89.Flucloxacillin Sodium Impurity B Flucloxacillin Impurity 1 Disodium SaltC21H19ClFN3O7S. 2 Na M.W. 511.92 2 22.99.Flucloxacillin Impurity 1 Disodium SaltFlucloxacillin Impurity 2C32H27Cl2F2N5O9S M.W. 766.57.Flucloxacillin Impurity 2 5-Hydroxymethyl FlucloxacillinCAS No. 75524-31-1C19H16ClFN3O6S Na M.W. 468.87 22.99.5-Hydroxymethyl Flucloxacillin Flucloxacillin Impurity EC27H27ClFN5O7S2M.W. 652.12.Flucloxacillin Impurity EFlucloxacillin Impurity 3C12H8ClFN2O4 M.W. 298.65.Flucloxacillin Impurity 3

Rivaroxaban EP imp A

MF: C19H18CIN3O5S

MW :435.9

Purity:>95%CAS No:865479-71-6

Metoclopramide Working StandardFormula C14H22ClN3O2Molar mass 299.80 Metoclopramide Impurity - A, B, C, D, E, F, G. Metoclopramide Related Product - A, B, C, D, E, F, G. Metoclopramide EP Impurity HCAS No. 50-86-2C9H9NO4 M.W. 195.17 Metoclopramide EP Impurity H CAS No. 171367-22-9C14H22ClN3O3 M.W. 315.80 Metoclopramide EP Impurity G (Metoclopramide N-Oxide) CAS No. 7232-21-5C14H22ClN3O2.HCl M.W. 336.26 Metoclopramide HydrochlorideMetoclopramide-d3CAS No. 1216522-89-2C14H19ClN3O2D3 M.W. 302.82M-604Metoclopramide-d3 CAS No. 38059-78-8C13H20ClN3O2.HCl M.W. 322.24 O-Desmethyl Metoclopramide Hydrochloride Metoclopramide-d3 N-Oxide M.W. 318.82 Metoclopramide-d3 N-OxideCAS No. 38339-95-6C13H20ClN3O2 M.W. 285.77 Metoclopramide EP Impurity F CAS No. 7206-70-4C8H8ClNO3 M.W. 201.61 Metoclopramide EP Impurity C CAS No. 4093-31-6C11H12ClNO4 M.W. 257.67 Metoclopramide EP Impurity B

Amlodipine working standardCAS: 3891-07-4MF: C10H9NO3 MW: 191.19 Amlodipine Impurity A, B, C, D, E, F, G..Amlodipine Related compound A, B, C, D, E, F. G. Amlodipine MaleateCAS No. 88150-47-4C20H25ClN2O5. C4H4O4M.W. 408.89 116.07 Amlodipine Maleate Amlodipine EP Impurity F MaleateCAS No. 400024-11-5C19H23ClN2O5. C4H4O4 M.W. 394.86 116.07 Amlodipine EP Impurity F Maleate Amlodipine EP Impurity D HCl (Dehydro Amlodipine HCl)CAS No. 113994-41-5 (free base) Amlodipine EP Impurity D HCl (Dehydro Amlodipine HCl)N-Formyl AmlodipineCAS No. 93848-81-8C21H25ClN2O6 M.W. 436.89 N-Formyl Amlodipine Amlodipine ImpurityCAS No. 103094-30-0C25H34ClNO6M.W. 480.01 Amlodipine Impurity Amlodipine EP Impurity ACAS No. 88150-62-3C28H27ClN2O7M.W. 538.98 Amlodipine EP Impurity AAmlodipine EP Impurity B (Methylaminophthaloyl Amlodipine)CAS No. 721958-72-1C29H32ClN3O7M.W. 570.05.]Amlodipine EP Impurity B (Methylaminophthaloyl Amlodipine) Amlodipine EP Impurity GCAS No. 43067-01-2C17H18ClNO4M.W. 335.79 Amlodipine EP Impurity G Amlodipine N-LactosideC32H45ClN2O15M.W. 733.17 Amlodipine N-LactosideAmlodipine-d4 MaleateCAS No. 1185246-14-3 (free base)C20H21D4ClN2O5. C4H4O4M.W. 412.90 116.07 Amlodipine-d4 Maleate Amlodipine Impurity C MaleateCAS No. 721958-74-3 (free base)C22H30ClN3O6. C4H4O4M.W. 467.95 116.07 Amlodipine Impurity C Maleate Amlodipine Metabolite 5CAS No. N/AC19H18ClNO7M.W. 407.81]Amlodipine Metabolite 5Amlodipine MetaboliteCAS No. 113994-45-9C20H20ClNO7 M.W. 421.84 Amlodipine Metabolite Amlodipine Impurity ( N-(2-hydroxyethyl)-phthalamic acid )C10H11NO4M.W. 209.20 Amlodipine Impurity ( N-(2-hydroxyethyl)-phthalamic acid ) Amlodipine Impurity 22 (Z-Isom .

Diphenhydramine Working StandardFormula C17H21NOMolar mass 255.355 Diphenhydramine Impurity - A, B, C, D, E, F, G. Diphenhydramine Related Product - A, B, C, D, E, F, G. Diphenhydramine EP Impurity C HClCAS No. 1808-12-4C17H20BrNO. HCl M.W. 334.26 36.46 Diphenhydramine EP Impurity C HCl Diphenhydramine Impurity KC26H22O M.W. 350.46 Diphenhydramine Impurity K diphenhydramine-d3C17H18D3NOM.W. 258.34 diphenhydramine-d3Diphenhydramine MethiodideC18H24NO . IM.W. 270.40 126.90 Diphenhydramine Methiodide Diphenhydramine Related Compound [3-(Benzyhdryloxy)propane-1, 2-diol]CAS No. 19574-66-4C16H18O3M.W. 258.32 Diphenhydramine Related Compound [3-(Benzyhdryloxy)propane-1, 2-diol] Diphenhydramine Impurity B HClCAS No. 4024-34-4C18H23NO. HClM.W. 269.39 36.46 Diphenhydramine Impurity B HCl

Pravastatin Working Standard Formula: C23H36O7Molar mass: 424.528 Pravastatin Impurity - A, B, C, D, E, F, G. Pravastatin Related Compounds - A, B, C, D, E, F, G. 3-alpha-Hydroxy Pravastatin Sodium SaltCAS No. 81093-43-8C23H35O7. NaM.W. 423.53 22.99 Pravastatin Impurity ECAS No. 722504-45-2C23H35O8 . NaM.W. 439.53 22.99 Pravastatin EP Impurity F Sodium SaltCAS No. 151061-28-8C18H27O6. NaM.W. 339.41 22.99 Pravastatin Methyl EsterCAS No. 81131-72-8C24H38O7M.W. 438.57 Pravastatin Ethyl EsterC25H40O7 M.W. 452.59 Pravastatin Ethyl Ester CAS No. 1114834-63-7C23H32O5M.W. 388.51 Pravastatin impurity (6a-OH-iso-compactin OH acid)C23H35O7 . Na M.W. 423.53 22.99 Pravastatin Impurity 4C18H27O6. NaM.W. 339.41 22.99 3-alfa 5-beta-Dihydroxy-PravastatinC23H37O9 Na M.W. 457.55 22.99 Pravastatin Impurity 5C23H33O7. Na M.W. 421.52 22.99 Pravastatin Sodium SaltCAS No. 81131-70-6C23H35O7. NaM.W. 423.53 22.99 Pravastatin EP Impurity GCAS No. 136590-28-8C18H24O5M.W. 320.39 Pravastatin EP Impurity B Sodium SaltCAS No. 722504-46-3C23H35O8. NaM.W. 439.53 22.99

Paroxetine Working Standard Molar mass: 329.3 Formula: C19H20FNO3 Paroxetine Impurity - A, B, C, D, E, F, G. Paroxetine Related Impurity - A, B, C, D, E, F, G. Paroxetine HClCAS No. 110429-35-1C19H20FNO3.HClM.W. 365.83 Paroxetine HCl C26H27NO3. HClM.W. 401.51 36.46 Paroxetine EP Impurity F HCl CAS No. 1012886-75-7C12H14FN. HCl M.W. 191.25 36.46 Paroxetine EP Impurity G HClCAS No. 503834-41-1C19H22FNO. HClM.W. 299.39 36.46 Paroxetine EP Impurity H HCl CAS No. 220548-73-2C12H16FNO. HClM.W. 209.26 36.46 Paroxetine EP Impurity I HCl C19H14FNO3D6. HCl M.W. 335.41 36.46 ent-Paroxol CAS No. 217797-14-3C19H20FNO3. CH4O3SM.W. 329.37 96.11 Paroxetine Mesylate CAS No. 606968-05-2C39H40F2N2O6. 2 HCl M.W. 670.76 2 36.46 Methylene-Bis Paroxetine DiHClCAS No. 1217655-87-2C25H24FNO3.HClM.W. 405.47 36.46 Paroxetine related compound G (biphenyl) CAS No. 110429-35-1(non-d)C19H16D4FNO3. HCl M.W. 369.86 Paroxetine-d4 HCl Paroxetine EP Impurity C (N-Benzyl Paroxetine)CAS No. 105813-14-7C26H26FNO3M.W. 419.50 Paroxetine EP Impurity C (N-Benzyl Paroxetine)CAS No. N/AC20H22FNO3M.W. 343.40 Paroxetine Impurity 1 ((3S, 4S)-N-Methyl Paroxetinej CAS No. N/AC20H22FNO3 M.W. 343.40 Paroxetine Impurity 2 ((3R, 4R)-N-Methyl Paroxetinej CAS No. N/AC20H22FNO3 M.W. 343.4

Clotrimazole Working standardMolar mass: 344.837 g/molCAS ID: 23593-75-1Formula: C22H17ClN2 Clotrimazole Impurity - A, B, C, D, E, F, G. Clotrimazole Related Compound - A, B, C, D, E, F, G. 1-(2-Chlorophenyl-diphenylmethyl)-1H-pyrazole 2-Chlorophenyl-Phenyl-DichloromethaneCAS No. 3509-85-1C13H9N3M.W. 271.57 2-Chlorophenyl-Phenyl-Dichloromethane2-Chlorophenyl-diphenylmethaneCAS No. 56153-60-7C19H15ClM.W. 278.78 2-Chlorophenyl-diphenylmethane Clotrimazole Impurity 1CAS No. 968-39-8C21H20O M.W. 288.39 Clotrimazole Impurity 1 ClotrimazoleCAS No. 23593-75-1C22H17ClN2M.W. 344.85 ClotrimazoleClotrimazole Impurity ACAS No. 66774-02-5C19H15ClOM.W. 294.78 Clotrimazole Impurity A Clotrimazole EP Impurity BCAS No. 23593-71-7C22H17ClN2M.W. 344.84 Clotrimazole EP Impurity B Clotrimazole EP Impurity CCAS No. 42074-68-0C19H14Cl2 M.W. 313.22 Clotrimazole EP Impurity CClotrimazole Impurity ECAS No. 5162-03-8C13H9ClOM.W. 216.67 Clotrimazole Impurity E Clotrimazole EP Impurity FCAS No. 15469-97-3C22H18N2M.W. 310.40 Clotrimazole EP Impurity F 2-Chlorophenyl-trichloromethaneCAS No. 2136-89-2C7H4Cl4 M.W. 229.92

Clopidogrel working standardFormula C16H16ClNO2SMolar mass 321.82 Clopidogrel Impurity - A, B, C, D, E, F, G. Clopidogrel Related Compound - A, B, C, D, E, F, G. Clopidogrel H2SO4CAS No. 135046-48-9C16H16ClNO2S. H2O4SM.W. 321.83 98.08]Clopidogrel H2SO4 Clopidogrel N-Methyl Impurity I HClCAS No. 1346605-15-9 (free base)C16H18ClNO2S. HClM.W. 323.84 36.46 Clopidogrel N-Methyl Impurity I HCl Clopidogrel EP Impurity B HClCAS No. 1396607-35-4C16H16ClNO2S HClM.W. 321.83 36.46 Clopidogrel EP Impurity B HClClopidogrel Related Compound B HClCAS No. 144750-52-7C16H16ClNO2S. HCl M.W. 321.83 36.46 Clopidogrel Related Compound B HCl Clopidogrel Ethyl Ester SulfateCAS No. 1332612-57-3C17H18ClNO2S. H2O4SM.W. 335.86 98.08 Clopidogrel Ethyl Ester Sulfate Clopidogrel Related Compound C Sulfate (R-Clopidogrel Sulfate)CAS No. 120202-71-3C16H16ClNO2S. H2O4SM.W. 321.83 98.08 Clopidogrel Related Compound C Sulfate (R-Clopidogrel Sulfate)Clopidogrel Metabolite ICAS No. N/AC16H18ClNO4S M.W. 355.84

Ranitidine Working StandardFormula C13H22N4O3SMolar mass 314.4 Ranitidine Impurity - A, B, C, D, E, F, G. Ranitidine Related Product - A, B, C, D, E, F, G. Ranitidine EP Impurity C (Ranitidine S-Oxide)CAS No. 73851-70-4C13H22N4O4S M.W. 330.41 Ranitidine EP Impurity E (Ranitidine N-Oxide)CAS No. 73857-20-2C13H22N4O4S M.W. 330.41 Ranitidine-d6 HClCAS No. 1185238-09-8C13H16N4O3SD6. HCl M.W. 320.45 36.46 Ranitidine Impurity H (N-Methylnitroacetamidel)CAS No. 72078-82-1C3H6N2O3 M.W. 118.09 Ranitidine Impurity JCAS No. 1331637-48-9C11H22N6O4S2 M.W. 366.46 Ranitidine HClCAS No. 66357-59-3C13H22N4O3S . HCl M.W. 314.41 36.46 Ranitidine Impurity ICAS No. 207592-21-0C27H44N8O6S2 M.W. 640.83 Desmethyl RanitidineCAS No. 66357-25-3C12H20N4O3S M.W. 300.38 Ranitidine Impurity F HClCAS No. 81074-81-9C8H13NO2 HCl M.W. 155.20 36.46 Ranitidine EP Impurity D HClCAS No. 117846-02-3 (free base)C12H19N3O4S. HCl M.W. 301.37 36.46 Ranitidine EP Impurity G (Mixture of Z and E isomers)CAS No. 148639-72-9C5H9N3OS M.W. 159.21 Ranitidine Impurity KCAS No. 61832-41-5C4H8N2O25M.W. 148.18 Ranitidine EP Impurity AC22H35N5O4S2 M.W. 497.67 Ranitidine EP Impurity BCAS No. 66356-53-4C10H18N2OS M.W. 214.33 Ranitidine Impurity 1CAS No. 112233-25-7C21H33N5O4S M.W. 451.59

Mometasone Working StandardFormula C22H28Cl2O4Molar mass 427.36 Mometasone Impurity - A, B, C, D, E, F, G. Mometasone Related Product - A, B, C, D, E, F, G. Mometasone furoate-d3CAS No. 83919-23-7 (non-labelled)C27H27D3Cl2O6 M.W. 524.46 Mometasone furoate-d3 CAS No. 105102-22-5C22H28Cl2O4 M.W. 427.37 Mometasone (Mometasone Furoate EP Impurity G) C27H30Cl2O6 M.W. 521.44 Mometasone FuroateC27H29ClO6 M.W. 484.98 Mometasone Furoate EP Impurity C CAS No. 83881-09-8C27H29ClO6 M.W. 484.97 Mometasone Furoate EP Impurity D CAS No. 148596-90-1C27H31ClO7 M.W. 502.99 Mometasone Furoate EP Impurity HCAS No. 83880-65-3C27H29ClO5 M.W. 468.98 Mometasone Furoate EP Impurity A CAS No. 223776-49-6C28H31ClO8S M.W. 563.07 Mometasone Furoate EP Impurity B CAS No. 1370190-33-2C32H32Cl2O8 M.W. 615.51 Mometasone Furoate EP Impurity ECAS No. 1305334-30-8C27H28Cl2O7 M.W. 535.41 Mometasone Furoate EP Impurity F C29H34Cl2O8 M.W. 581.50 Mometasone Furoate EP Impurity I C22H22Cl2O4D6 M.W. 433.41 Mometasone-d6CAS No. N/AC32H32Cl2O8 M.W. 615.51 Mometasone-17, 20-Difuroate C26H29ClO7 M.W. 488.97 Mometasone Furoate Impurity 1 CAS No. 83881-08-7C22H27ClO4 M.W. 390.91 Mometasone Furoate Impurity 2C28H32Cl2O6 M.W. 535.46 Mometasone Furoate Impurity 3 C27H28Cl2O6 M.W. 519.42 Mometasone Furoate Impurity 4 C27H29Cl3O6 M.W. 555.87 Mometasone Furoate Impurity 5Momet

Wide distribution network, exceptional connectivity, reliable transportation facilities are some of the attributes that help us in delivering the goods on time. To ensure maximum quality retention, we package our products in industrial-grade packaging materials that can brave mechanical damages and logistical jostling. Additionally, they are labeled to impart product information.

 

C9H17NO2. HCl M.W. 171.24 36.46

Gabapentin Impurity A, B, C, D, E, F, G, H.

Gabapentin Related compound A, B, C, D, E, F, G, H.

 

Gabapentin HCl working standard

• CAS No. 60142-96-3

Gabapentin EP Impurity B Potassium Salt (Potassium 1-Cyanocyclohexaneacetate)

• CAS No. 133481-12-6
• C9H12NO2. K M.W. 166.20 39.10

Gabapentin EP Impurity D

• CAS No. 1076198-17-8
• C18H29NO3 M.W. 307.44

Gabapentin Enarcarbil

• CAS No. N/A
• C16H27NO6 M.W. 329.40

Gabapentin Impurity 2

• CAS No. 4355-11-7
• C10H16O4 M.W. 200.23

Gabapentin Impurity 5

• CAS No. 99189-60-3
• C10H17NO3 M.W. 199.25

Gabapentin EP Impurity A

• C9H15NO M.W. 153.23

Gabapentin Impurity (2-(3-Oxobutyl)-2-Azaspiro-(4, 5)-decan-3-one)

• C13H21NO2 M.W. 223.32

Gabapentin Enarcarbil-d7

• CAS No. N/A
• C16H20NO6D7 M.W. 336.44

Gabapentin Impurity 3

• CAS No. 1130-32-1
• C10H15NO2 M.W. 181.24

Gabapentin Methyl Ester

• CAS No. 138799-98-1
• C10H19NO2 M.W. 185.27

Gabapentin EP Impurity E

• C9H14O4 M.W. 186.21

Gabapentin EP Impurity G

• CAS No. 1500558-49-5
• C10H19NO2 M.W. 185.27

Gabapentin Impurity 1

• CAS No. 4355-15-1
• C12H13N3O2 M.W. 231.26

Gabapentin Impurity 4

• C21H37NO12 M.W. 495.53

 

For the utmost customer satisfaction, we are flexible in delivering the product range at the place agreed by the customers and that too in the set time. To ensure maximum quality retention, we package our products in industrial-grade packaging materials that can brave mechanical damages and logistical jostling. Additionally, they are labeled to impart product information.

 

Sertraline  working standard

Sertraline Impurity A, B, C, D, E, F, G, H.

Sertraline Related compound A, B, C, D, E, F, G, H.

Sertraline HCl

• CAS No. 79559-97-0
• C17H17Cl2N. HCl M.W. 306.24 36.46

Rac-cis-Sertraline-13C-d3 HCl

• CAS No. 79559-97-0 (S, S-isomer)
• C16H14Cl2ND313C. HCl M.W. 310.24 36.46

(1S, 4R)-Sertraline HCl

• CAS No. 79896-31-4
• C17H17Cl2N. HCl M.W. 306.24 36.46

Sertraline oxime impurity

• CAS No. 152642-35-8
• C16H13Cl2NO M.W. 306.19

Ethyl Sertraline

• C18H19Cl2N M.W. 320.26

Sertraline EP Impurity A HCl (rac-trans-Sertraline HCl)

• CAS No. 79617-99-5
• C17H17Cl2N. HCl M.W. 306.24 36.46

Sertraline EP Impurity C HCl

• CAS No. 79559-98-1
• C17H18ClN. HCl M.W. 271.79 36.46

Sertraline EP Impurity B HCl

• CAS No. 52758-05-1
• C17H19N. HCl M.W. 237.35 36.46

(1R, 4S)-Sertraline HCl

• CAS No. 79896-32-5
• C17H17Cl2N. HCl M.W. 306.24 36.46

Sertraline-d6

• CAS No. N/A
• C17H11Cl2ND6 M.W. 313.26

Sertraline-15N13CD3

• C17H14Cl2ND3 M.W. 311.24

(1R, 4R)-Sertraline 4-Chlorophenyl Impurity HCl

• CAS No. 79617-90-6
• C17H18ClN. HCl M.W. 271.79 36.46

Sertraline 2, 3-Dichloro Ketone Impurity

• CAS No. 152448-80-1
• C16H12Cl2O M.W. 291.18

Sertraline Dimethyl Impurity HCl

• CAS No. 122873-20-5 (free base)
• C18H19Cl2N . HCl M.W. 320.26 36.46

Mandelic Acid Isopropyl Ester

• CAS No. 4118-51-8
• C11H14O3 M.W. 194.23

cis-Sertraline-d3 HCl

• CAS No. 79617-95-1 (non-labelled)
• C17H14Cl2ND3. HCl M.W. 309.26 36.46

Sertraline Impurity (SRTRC-3)

• CAS No. 79560-19-3
• C16H12Cl2O M.W. 291.18

rac-cis-Sertraline-2, 3-Dichloro Impurity HCl

• C17H17Cl2N. HCl M.W. 306.24 36.46

Sertraline EP Impurity G HCl

• CAS No. 79645-15-1
• C17H17Cl2N. HCl M.W. 306.24 36.46

Sertraline EP Impurity D HCl

• C17H18ClN. HCl M.W. 271.79 36.46

Desmethyl Sertraline HCl

• CAS No. 79617-96-2
• C16H15Cl2N.HC M.W. 265.67

Sertraline 2, 3-Dichloro Imine Impurity

• CAS No. N/A
• C17H15Cl2N M.W. 304.22

Sertraline EP Impurity E ((R)-Mandelic Acid)

• CAS No. 611-71-2
• C8H8O3 M.W. 152.15

Sertraline Impurity 1

• CAS No. 866018-46-4
• C16H14Cl2O M.W. 293.19

Sertraline EP Impurity F Enantiomer

• CAS No. 124379-29-9
• C16H12Cl2O M.W. 291.17

(1S, 4S)-Sertraline 4-Chlorophenyl Impurity HCl

• CAS No. 79646-00-7
• C17H18ClN. HCl M.W. 271.79 36.46

Sertraline EP Impurity F

• CAS No. 155748-61-1
• C16H12Cl2O M.W. 291.17

Enalapril working StandardMolar mass: 376.447 Formula: C20H28N2O5CAS:75847-73-3 Enalapril Impurity - A, B, C, D, E, F, G. EnalaprilRelated Compound - A, B, C, D, E, F, G.Enalaprilat(Enalapril EP Impurity C)CAS No. 76420-72-9C18H24N2O5 M.W. 348.40 Enalaprilat(Enalapril EP Impurity C) Enalapril EP Impurity H HCl (Mixture of Diastereomers)C20H34N2O5. HClM.W. 382.50 36.46 Enalapril EP Impurity H HCl (Mixture of Diastereomers) Enalapril EP Impurity F MaleateC22H32N2O5. C4H4O4M.W. 404.51 116.07 Enalapril EP Impurity F MaleateEnalapril EP Impurity G (Mixture of Diastereomers)C15H27NO4 M.W. 285.38 Enalapril EP Impurity G (Mixture of Diastereomers) Enalapril Acyl GlucuronideC26H36N2O11 M.W. 552.58 Enalapril Acyl Glucuronide Enalaprilat Acyl GlucuronideC24H32N2O11M.W. 524.53 Enalaprilat Acyl GlucuronideEnalapril N-GlucuronideC26H36N2O11 M.W. 552.58 Enalapril N-Glucuronide Enalaprilat N-GlucuronideC24H32N2O11 M.W. 524.53 Enalaprilat N-Glucuronide Enalaprilat Dehydrate EP Impurity AC13H17NO4M.W. 251.28 Enalaprilat Dehydrate EP Impurity AEnalaprilat Dehydrate EP Impurity BC18H24N2O5 M.W. 348.40 Enalaprilat Dehydrate EP Impurity B Enalaprilat Dehydrate EP Impurity CC18H24N2O5M.W. 348.40 Enalaprilat Dehydrate EP Impurity D Enalaprilat Dehydrate EP Impurity EC23H31N3O6M.W. 445.52 Enalaprilat Dehydrate EP Impurity E Enalaprilat Dehydrate EP Impurity FC15H21NO4M.W. 279.34 Enalaprilat Dehydrate EP Impurity FEnalapril Impurity 1C15H19NO5 M.W. 293.32

Quinapril Working StandardFormula C25H30N2O5Molar mass 438.516 Quinapril Impurity - A, B, C, D, E, F, G. Quinapril Related Product - A, B, C, D, E, F, G. Quinapril HClCAS No. 82586-55-8C25H30N2O5.HCl M.W. 474.99 Quinapril HCl CAS No. 82586-55-8(non-d)C25H25D5N2O5 M.W. 443.56 Quinapril-d5 CAS No. 82768-85-2C23H26N2O5 M.W. 410.47 QuinaprilatCAS No. 1279034-23-9C23H21D5N2O5 M.W. 415.50 Quinaprilat-d5 C25H25N2O5D5.HCl M.W. 443.56 36.46 Quinapril-d5 HCl C25H36N2O5 M.W. 444.58 Quinapril cyclohexyl AnalogueC25H28N2O4 M.W. 420.51 Quinapril Impurity D C25H36N2O5 M.W. 444.58 Quinapril Impurity E C25H30N2O7 M.W. 470.53 Quinapril Impurity MC25H30N2O6 M.W. 454.53 Quinapril N-Oxide CAS No. 103775-06-0C25H30N2O5. HCl M.W. 438.53 36.46 Quinapril Impurity G HCl CAS No. N/AC25H30N2O5M.W. 438.53 Quinapril Impurity HCAS No. N/AC25H30N2O5 M.W. 438.53

Sibutramine Working StandardFormula C17H26ClNMolar mass 279.85 Sibutramine Impurity - A, B, C, D, E, F, G. Sibutramine Related Product - A, B, C, D, E, F, G. Sibutramine HClCAS No. 84485-00-7C17H26ClN. HCl M.W. 279.86 36.46 Sibutramine-d7 HClCAS No. 1217293-98-5 (free base)C17H19ClND7. HCl M.W. 286.90 36.46 N-Desmethyl Sibutramine HClCAS No. 84467-94-7C16H24ClN.HCl M.W. 302.29 N-Desmethyl Sibutramine-d7 HClCAS No. 84467-94-7(non-labelled)C16H17ClND7. HCl M.W. 272.87 36.46 N, N-Didesmethyl Sibutramine HClCAS No. 84484-78-6C15H22ClN. HCl M.W. 251.80 36.46 N-Didesmethyl Sibutramine-d7 HClCAS No. 84484-78-6 (non-labelled)C15H15ClND7. HCl M.W. 258.84 36.46 N-Formyl N, N-Didesmethyl SibutramineCAS No. 84467-85-6C16H22ClNO M.W. 279.81 Benzyl Sibutramine HClCAS No. 1446140-91-5 (free base)C20H24ClN. HCl M.W. 313.87 36.46 Chloro-Sibutramine HClCAS No. 84485-08-5C17H25Cl2N. HCl M.W. 314.29 36.46 Homo Sibutramine HClCAS No. 935888-80-5 (free base)C18H28ClN. HCl M.W. 293.88 36.46 Sibutramine Impurity ECAS No. 140-53-4C8H6ClN M.W. 151.60 Sibutramine Impurity FCAS No. 28049-61-8C11H10ClN M.W. 191.66 Sibutramine Impurity HCAS No. 59242-93-2C14H14ClN M.W. 231.73 Sibutramine Impurity H Sibutramine Impurity IC15H21ClO M.W. 252.79 Sibutramine Impurity JCAS No. 186521-85-7C15H19ClO M.W. 250.77 Sibutramine Impurity 1C13H18ClN . HCl M.W. 223.75 36.46 Sibutramine Carbamic Acid Impurity 1- d6C17H18ClNO2D6 M.W. 315.88

Risedronic acid Working StandardFormula C7H11NO7P2Molar mass 283.112 Risedronic acid Impurity - A, B, C, D, E, F, G. Risedronic acid Related Product - A, B, C, D, E, F, G. Tetramethyl risedronateC11H19NO7P2 M.W. 339.22 Risedronic Acid Monosodium SaltCAS No. 115436-72-1C7H10NO7P2. NaM.W. 282.11 22.99 Risedronate Related Compound ACAS No. 105462-23-5C7H11NO7P2 M.W. 283.12 Risedronate related compound BC14H18N2Na2O12P4 M.W. 576.17 Risedronate Impurity CCAS No. 105462-25-7C7H11NO7P2 M.W. 283.12 Risedronic Acid N-OxideCAS No. 1630901-84-6C7H11NO8P2 M.W. 299.11 Risedronate DimerC14H18N2O13P4. 2Na M.W. 546.20 2 22.99

CAS No.: 15116-41-3
Molecular Formula: C16H15NO2
Molecular Weight: 253.30

 

CAS:100-75-4MF:C5H10N2OMW:114.15

Chlorpheniramine working standard CAS:113-92-8MF: C16H19ClN2 Chlorpheniramine Impurity - A, B, C, D, E, F, G. Chlorpheniramine Related Compounds- A, B, C, D, E, F, G. S-Chlorpheniramine N-OxideChlorphenamine EP Impurity C Maleate (Chlorpheniramine Impurity C Maleate)CAS No. 22630-25-7C15H17ClN2. C4H4O4 M.W. 260.77 116.07 Chlorphenamine EP Impurity C Maleate (Chlorpheniramine Impurity C Maleate) Chlorpheniramine N-Oxide HClCAS No. 120244-82-8 (free base)C16H19ClN2O. HClM.W. 290.80 36.46 Chlorpheniramine N-Oxide HCl Chlorpheniramine-d6 MaleateCAS No. 1185054-60-7 (free base)C16H13ClN2D6. C4H4O4M.W. 280.83 116.07 S-Chlorpheniramine Maleate R-Chlorpheniramine MaleateCAS No. 23095-76-3C16H19ClN2. C4H4O4M.W. 274.80 116.07 R-Chlorpheniramine Maleate Chlorpheniramine MaleateCAS No. 113-92-8C16H19ClN2. C4H4O4M.W. 274.80 116.07 Chlorpheniramine MaleateDexchlorpheniramine EP Impurity ACAS No. 86-21-5C16H20N2M.W. 240.35 Dexchlorpheniramine EP Impurity A Dexchlorpheniramine Maleate EP Impurity B ((R)-Clorphenamine)CAS No. 2188-09-3C16H19ClN2M.W. 274.80

Clobetasol working standardFormula: C25H32ClFO5Molar mass: 466.97 CAS : 25122-46-7 Clobetasol Impurity - A, B, C, D, E, F, G. Clobetasol Related Compound - A, B, C, D, E, F, G. Clobetasol PropionateCAS No. 25122-46-7C25H32ClFO5 M.W. 466.98 Clobetasol Propionate Clobetasol Propionate EP Impurity BCAS No. 1356190-17-4C22H26ClFO3M.W. 392.90 Clobetasol Propionate EP Impurity B Clobetasol Propionate EP Impurity ACAS No. 5534-13-4C25H33FO6M.W. 448.54 Clobetasol Propionate EP Impurity AClobetasol Propionate EP Impurity CCAS No. 25122-52-5C25H32ClFO5M.W. 466.98C-101004 Clobetasol Propionate EP Impurity C Clobetasol Propionate EP Impurity DCAS No. 25120-99-4C25H34ClFO5 M.W. 469.00 Clobetasol Propionate EP Impurity D Clobetasol Propionate EP Impurity ICAS No. 15423-80-0C26H35FO8SM.W. 526.62 Clobetasol Propionate EP Impurity IClobetasol (Betamethasone EP Impurity B)CAS No. 25122-41-2C22H28ClFO4 M.W. 410.91 Clobetasol (Betamethasone EP Impurity B) Clobetasol Propionate Impurity (21-Chloro-16-methyl-17-(1-oxopropoxy)pregna-1, 4-diene-3, 20-dione)CAS No. 95796-50-2C25H33ClO5M.W. 448.99 Clobetasol Propionate Impurity (21-Chloro-16-methyl-17-(1-oxopropoxy)pregna-1, 4-diene-3, 20-dione) Clobetasol Impurity (9-Fluoro-11-beta-21-Dihydroxy-16-Methylpregna-1, 4, 16-triene-3, 20-Dione)CAS No. 59860-99-0C22H27FO4M.W. 374.46 Clobetasol Impurity (9-Fluoro-11-beta-21-Dihydroxy-16-Methylpregna-1, 4, 16-triene-3, 20-Dione)Clobetasol Propionate-d3C25H29ClFO5D3M.W. 470.00 Clobetasol Propionate-d3 Clobetasol Propionate Related Compound 1CAS No. 61618-89-1C22H27FO4 M.W. 374.46 Clobetasol Propionate Related Compound 1 Clobetasol Propionate-d5CAS No. 25122-46-7 (non-labelled)C25H27ClFO5D5M.W. 472.01

Cefradine working standardC16H19N3O4SM.W. 349.406 Cefradine Impurity - A , B, C, D, E, F, G. Cefradine Related Compound - A , B, C, D, E, F, G. CefradineCAS No. 38821-53-3C16H19NO4SM.W. 349.41 Cefradine Cefradine Impurity C (Isomer 1), Cefradine Impurity D (Isomer 2)CAS No. N/AC16H19N3O5SM.W. 365.41 Cefradine Impurity C (Isomer 1), Cefradine Impurity D (Isomer 2) Cefradine Impurity ECAS No. N/AC16H17N3O5SM.W. 363.39 Cefradine Impurity ECefradine Impurity 1CAS No. 37051-00-6C16H21N3O4S M.W. 351.43 Cefradine Impurity 1 Cefradine Impurity 2C9H13NO2 HClM.W. 167.21 36.46 Cefradine Impurity 2 Cefradine Impurity 3 (2-Amino-2-Cyclohex-1-enyl-Propionic Acid Methyl Ester) HClCAS No. 1379292-16-6 (free base)C10H17NO2. HClM.W. 183.25 36.46 Cefradine Impurity 3 (2-Amino-2-Cyclohex-1-enyl-Propionic Acid Methyl Ester) HClCefradine-d5CAS No. 38821-53-3 (non-d)C16H14D5N3O4SM.W. 354.44 Cefradine-d5 Cefradine EP Impurity F (Cefadroxil EP Impurity G)CAS No. 34876-35-2C5H6O2SM.W. 130.16 Cefradine EP Impurity F (Cefadroxil EP Impurity G) Cefadroxil EP Impurity G (Cefradine EP Impurity F)CAS No. 34876-35-2C5H6O2SM.W. 130.16 Cefadroxil EP Impurity G (Cefradine EP Impurity F)Cephalexin Impurity E (Cefradine EP Impurity G)CAS No. 146794-70-9C13H18N2O4S M.W. 298.36 Cephalexin Impurity E (Cefradine EP Impurity G) Cephalexin Impurity D (Cefradine EP Impurity F)CAS No. 34876-35-2C5H6O2SM.W. 130.16

Trimetazidine Working StandardFormula C14H22N2O3Molar mass 266.336 Trimetazidine Impurity - A, B, C, D, E, F, G. Trimetazidine Related Product - A, B, C, D, E, F, G. Trimetazidine DiHClCAS No. 13171-25-0C14H22N2O3. 2 HCl M.W. 266.34 2 36.46 Trimetazidine Impurity ACAS No. 52146-35-7C14H22N2O3 M.W. 266.34 Trimetazidine Impurity BCAS No. 1257-19-8C24H34N2O6 M.W. 446.55 Trimetazidine EP Impurity CCAS No. 2103-57-3C10H12O4 M.W. 196.20 Trimetazidine Impurity DCAS No. 71989-96-3C10H14O4 M.W. 198.22 Trimetazidine Impurity E DiHClCAS No. 356083-64-2 (free base)C14H22N2O3. 2 HCl M.W. 266.34 2 36.46 Trimetazidine Impurity F DiHClCAS No. 113698-83-2C14H22N2O3. 2 HCl M.W. 266.34 2 36.46 Trimetazidine EP Impurity GCAS No. 110-85-0C4H10N2 M.W. 86.14 Trimetazidine Impurity HCAS No. 53531-01-4C17H26N2O5 M.W. 338.41 Trimetazidine Impurity I DiHClCAS No. 53960-20-6C15H24N2O3. 2 HCl M.W. 280.37 2 36.46 N-Formyl Trimetazidine HClCAS No. 879646-17-0C15H22N2O4. HCl M.W. 294.35 36.46 Trimetazidine N-Oxide DiHClC14H22N2O4. 2 HCl M.W. 282.34 2 36.46

Ivabradine Working StandardFormula C27H36N2O5Molar mass 468.585 Ivabradine Impurity - A, B, C, D, E, F, G. Ivabradine Related Product - A, B, C, D, E, F, G. Ivabradine-d3CAS No. 155974-00-8 (non-d)C27H33N2O5D3 M.W. 471.62.Ivabradine-d3 Ivabradine HClCAS No. 148849-67-6C27H36N2O5. HCl M.W. 468.60 36.46.Ivabradine HCl Ivabradine-d3 HydrochlorideCAS No. 1217809-61-4C27H33N2O5D3.HCl M.W. 508.08.Ivabradine-d3 HydrochlorideN-Desmethyl Ivabradine HClCAS No. 1246638-08-3C26H34N2O5. HCl M.W. 454.57 36.46.N-Desmethyl Ivabradine HCl rac-N-Desmethyl Ivabradine-d6 HClCAS No. 1346600-74-5C26H28N2O5D6. HCl M.W. 460.61 36.46.rac-N-Desmethyl Ivabradine-d6 HCl Ivabradine-d6 HClCAS No. 148849-67-6 (non-labelled)C27H30N2O5D6. HClM.W. 474.63 36.46.Ivabradine-d6 HClO-Desmethyl IvabradineCAS No. 304462-60-0C26H34N2O5 M.W. 454.57.O-Desmethyl Ivabradine Dehydro Ivabradine (Ivabradine IVA-3 Impurity)CAS No. 1086026-31-4C27H34N2O5 M.W. 466.58.Dehydro Ivabradine (Ivabradine IVA-3 Impurity) Dehydro Ivabradine OxalateCAS No. 1346558-08-4C27H34N2O5 C2H2O4 M.W. 466.58 90.04.Dehydro Ivabradine Oxalate8-O-Demethyl Ivabradine HClCAS No. 304464-97-9 (free base)C26H34N2O5. HCl M.W. 454.57 36.46.8-O-Demethyl Ivabradine HCl Ivabradine N-OxideC27H36N2O6 M.W. 484.59.Ivabradine N-Oxide Acetyl IvabradineCAS No. N/AC14H19NO3 M.W. 249.31.Acetyl IvabradineHydroxy IvabradineCAS No. 1235547-07-5C15H21NO4 M.W. 279.34.Hydroxy Ivabradine Ivabradine R-Isomer HClCAS No. 148849-68-7C27H36N2O5. HCl M.W. 468.60 36.46.Ivabradine R-Isomer HCl Ivabradine Impurity 1CAS No. 1462470-54-7C27H38N2O6 M.W. 486.61.Ivabradine Impurity 1Ivabradine Impurity 2C27H42N2O5 M.W. 474.65.Ivabradine Impurity 2 Ivabradine Impurity 3C27H42N2O5 M.W. 474.65.Ivabradine Impurity 3 Ivabradine Impurity 4 HClCAS No. N/AC27H38N2O5. HCl M.W. 470.61 36.46.Ivabradine Impurity 4 HClIvabradine Impurit

Oseltamivir Working StandardFormula C16H28N2O4Molar mass 312.4 Oseltamivir Impurity - A, B, C, D, E, F, G. Oseltamivir - A, B, C, D, E, F, G. Oseltamivir HClCAS No. 204255-09-4C16H28N2O4.HCl M.W. 312.41 36.46 Oseltamivir HCl CAS No. 204255-11-8C16H28N2O4.H3PO4 M.W. 312.41 99.28 Oseltamivir PhosphateCAS No. 204255-09-4 (non-d)C16H23N2O4D5.HCl M.W. 317.44 36.46 Oseltamivir-d5 HClCAS No. 187227-45-8 (free base)C14H24N2O4. HCl M.W. 284.36 36.46 Oseltamivir Carboxylic Acid HCl CAS No. 1093851-61-6C16H25D3N2O4 M.W. 315.43 Oseltamivir-d3 CAS No. 1415963-60-8 (non-labelled)C14H21N2O4D3. HCl M.W. 287.38 36.46 Oseltamivir-d3 Carboxylic Acid HClCAS No. 956267-10-0C16H28N2O4 M.W. 312.41 Oseltamivir EP Impurity G CAS No. 1052063-37-2C15H26N2O4 M.W. 298.38 Oseltamivir EP Impurity F CAS No. 1346604-18-9C11H13NO4 M.W. 223.23 Oseltamivir EP Impurity DC14H24N2O4 M.W. 284.36 Oseltamivir Impurity A CAS No. 208720-78-9C15H26N2O4. HCl M.W. 298.38 36.46 Oseltamivir EP Impurity E HCl CAS No. 791-28-6C18H15OP M.W. 278.29 Triphenyl Phosphine OxideCAS No. N/AC16H29N5O4 M.W. 355.44 Oseltamivir Impurity B (2-Azido Impurity) C22H38N2O9 M.W. 474.55 Oseltamivir-Glucose Adduct 1 C20H32N2O8 M.W. 428.48 Oseltamivir-Glucose Adduct 2C22H38N2O9 M.W. 474.55 Oseltamivir-Fructose Adduct 1 C22H38N2O9 M.W. 474.55 Oseltamivir-Fructose Adduct 2 C22H32N2O6 M.W. 420.51

Ofloxacin Working StandardFormula C18H20FN3O4Molar mass 361.368 Ofloxacin Impurity - A, B, C, D, E, F, G. Ofloxacin Related Product - A, B, C, D, E, F, G. BalofloxacinC20H24FN3O4 M.W. 389.43 Balofloxacin CAS No. 93107-08-5C17H18FN3O3.HCl M.W. 331.35 36.46 Ciprofloxacin HCl C17H19N3O4 M.W. 329.36 Ciprofloxacin Impurity FCAS No. 67681-84-9C16H18ClN3O3 M.W. 335.79 6-Chloro-1-Ethyl-4-Oxo-7-(Piperazin-1-yl)-1, 4-Dihydroquinoline-3-Carboxylic acidC18H18FN3O4 M.W. 359.36 Formyl Ciprofloxacin CAS No. 528851-30-1C15H16ClN3O3. HCl M.W. 321.77 36.46 Ciprofloxacin Impurity 2 HCl (Ciprofloxacin Related Compound HCl)CAS No. 97867-33-9C17H18FN3O3. C3H6O3 M.W. 331.35 90.08 Ciprofloxacin Lactate CAS No. 860033-22-3C17H18FN3O4 M.W. 347.35 Ciprofloxacin N-Oxide CAS No. 93594-29-7C20H22FN3O5 M.W. 403.41 N-Ethoxycarbonyl CiprofloxacinCAS No. 93106-58-2 (free base)C17H18ClN3O3. HCl M.W. 347.80 36.46 Ciprofloxacin Impurity 1 HCl CAS No. 1130050-35-9 (free base)C17H10FN3O3D8. HCl M.W. 339.40 36.46 Ciprofloxacin-d8 HCl CAS No. 105093-21-8C17H18FN3O6S M.W. 413.43 SulfociprofloxacinC23H26FN3O9 M.W. 507.48 Ciprofloxacin-acyl--D-glucuronide CAS No. 86393-33-1C13H9ClFNO3M.W. 281.67 Ciprofloxacin EP Impurity A CAS No. 93107-11-0C17H19N3O3. HCl M.W. 313.36 35.46 Ciprofloxacin EP Impurity B HCl

Vigabatrin Working StandardFormula C6H11NO2Molar mass 129.157 Vigabatrin Impurity - A, B, C, D, E, F, G. Vigabatrin Related Product - A, B, C, D, E, F, G. Vigabatrin HClCAS No. 1391054-02-6C6H11NO2. HCl M.W. 129.16 36.46 Vigabatrin-13C-d2 HClCAS No. 1391054-02-6 (non-labelled)13C C5H9D2NO2. HCl M.W. 132.16 36.46 Vigabatrin EP Impurity ACAS No. 7529-16-0C6H9NO M.W. 111.14 Vigabatrin EP Impurity BCAS No. 1379504-35-4C6H11NO2 M.W. 129.16 Vigabatrin EP Impurity C (Mixture of Diastereomers)CAS No. 71107-19-2C7H10N2O2 M.W. 154.17 Vigabatrin EP Impurity DCAS No. 56-12-2C4H9NO2 M.W. 103.12 Vigabatrin EP Impurity ECAS No. 1378466-25-1C7H11NO4 M.W. 173.17 Vigabatrin EP Impurity F HCl (Mixture of Diastereomers)CAS No. 794466-81-2 (free base)C12H20N2O3. HCl M.W. 240.30 36.46 Vigabatrin Impurity 1C8H11NO3 M.W. 169.18 Vigabatrin Impurity 2C12H17NO4M.W. 239.27

Fexofenadine Working StandardFormula C32H39NO4Molar mass 501.68 Fexofenadine Impurity - A, B, C, D, E, F, G. Fexofenadine Related Product - A, B, C, D, E, F, G. Fexofenadine HClCAS No. 153439-40-8C32H39NO4.HCl M.W. 538.13 Fexofenadine HCl Fexofenadine-d10 HClCAS No. 153439-40-8C32H29D10NO4.HClM.W. 548.19 Fexofenadine-d10 HCl Fexofenadine-d10CAS No. 1215900-18-7C32H29NO4D10 M.W. 511.73.Fexofenadine-d10Fexofenadine EP Impurity D (Fexofenadine Methyl Ester)CAS No. 154825-96-4C33H41NO4M.W. 515.70.Fexofenadine EP Impurity D (Fexofenadine Methyl Ester) Fexofenadine Related Compound AC32H37NO4 M.W. 499.65.Fexofenadine Related Compound A Fexofenadine EP Impurity BCAS No. 479035-75-1C32H39NO4M.W. 501.67.Fexofenadine EP Impurity BFexofenadine EP Impurity CCAS No. 185066-37-9C31H39NO2M.W. 457.66.Fexofenadine EP Impurity C Fexofenadine EP Impurity GCAS No. 1187954-57-9C32H37NO3 M.W. 483.65.Fexofenadine EP Impurity G Fexofenadine Impurity 2CAS No. 832088-68-3C32H35NO3M.W. 481.64.Fexofenadine Impurity 2Fexofenadine impurity LC32H37NO3 M.W. 483.66.Fexofenadine impurity L Fexofenadine EP Impurity FCAS No. 185066-33-5C31H37NO4 M.W. 487.64.Fexofenadine EP Impurity F Fexofenadine Impurity 1C31H37NO4 M.W. 487.64.Fexofenadine Impurity 1Fexofenadine EP Impurity ACAS No. 76811-98-8C32H37NO4M.W. 499.65.Fexofenadine EP Impurity A Fexofenadine Impurity 3C32H37NO3M.W. 483.65.Fexofenadine Impurity 3 Fexofenadine EP Impurity ECAS No. 115-46-8C18H21NOM.W. 267.37.Fexofenadine EP Impurity EFexofenadine N-OxideCAS No. 1422515-52-3C32H39NO5M.W. 517.67.Fexofenadine N-Oxide Fexofenadine Impurity 4C14H20O4 M.W. 252.31 Fexofenadine Impurity 4

Citicoline working standardMolar mass: 489.332 g/molFormula: C14H27N4O11P2+ Citicoline Impurity - A, B, C, D, E, F, G. Citicoline Related Compound - A, B, C, D, E, F, G. Citicoline Sodium Salt (CDP-Choline)CAS No. 33818-15-4C14H25N4O11P2. NaM.W. 487.32 22.99 Citicoline Sodium Salt (CDP-Choline) Choline Dihydrogen CitrateCAS No. 77-91-8C6H7O7. C5H14NO M.W. 191.12 104.17 Choline Dihydrogen Citrate Choline Citrate Solution3(C5H14NO). C6H5O7 M.W. 3 104.17 189.10 Choline Citrate SolutionCytidine Diphosphate N, N-Dimethyl-EthanolamineC13H24N4O11P2M.W. 474.30 Cytidine Diphosphate N, N-Dimethyl-Ethanolamine Cytidine Diphosphate Ethanolamine (CDPEA)CAS No. 3038-18-8C11H20N4O11P2M.W. 446.25 Cytidine Diphosphate Ethanolamine (CDPEA) Phosphocholine-d9C5H5NO4PD9M.W. 192.20 DPPC (Dipalmitoylphosphatidylcholine) Uridine Diphosphate Choline (UDPC)CAS No. 99492-83-8C14H25N3O12P2M.W. 489.32 Choline Fenofibrate (CFRC-3)Succinyl Monocholine ChlorideCAS No. 5297-17-6C9H18NO4. Cl M.W. 204.25 35.45

Etodolac working StandardMolar mass: 287.35 g/molCAS ID: 41340-25-4Formula: C17H21NO3 Etodolac Impurity - A, B, C, D, E, F, G. Etodolac Related Compound - A, B, C, D, E, F, G. N-Methyl EtodolacC18H23NO3M.W. 301.39 1-Isopropyl Etodolac 1-Propyl EtodolacCAS No. 57816-83-8C18H23NO3 M.W. 301.39 1-Propyl Etodolac 8-Isopropyl EtodolacCAS No. 57917-63-2C18H23NO3M.W. 301.39 8-Isopropyl Etodolac8-Propyl EtodolacCAS No. 57817-27-3C18H23NO3M.W. 301.39 8-Propyl Etodolac Etodolac EP Impurity CCAS No. 109518-47-0C16H19NO3M.W. 273.33 Etodolac EP Impurity C Etodolac Impurity IC27H32N2O3 M.W. 432.57 Etodolac Impurity IEtodolac Impurity LC17H21NO3M.W. 287.36 Etodolac Impurity L Etodolac Impurity J (Decarboxy Etodolac)CAS No. N/AC16H21NOM.W. 243.35 Etodolac Impurity J (Decarboxy Etodolac) 6-Hydroxy EtodolacCAS No. 101901-06-8C17H21NO4 M.W. 303.36 6-Hydroxy EtodolacEtodolac EP Impurity K CAS No. 122188-02-7C18H23NO3 M.W. 301.39 Etodolac EP Impurity K Etodolac Impurity 1C12H18O5 M.W. 242.27 Etodolac Impurity 1 Etodolac EP Impurity H (7-ethyl trypophopl)CAS No. 41340-36-7C12H15NOM.W. 189.26 Etodolac EP Impurity H (7-ethyl trypophopl)Etodolac Impurity 2C17H22BrNO2 M.W. 352.27 Etodolac Impurity 2 Etodolac Impurity 3C18H25NO2 M.W. 287.40 Etodolac Impurity 3 Etodolac Acyl GlucuronideCAS No. 79541-43-8C23H29NO9M.W. 463.49 Etodolac Acyl Glucuroniderac-EtodolacCAS No. 41340-25-4C17H21NO3 M.W. 287.36 rac-Etodolac (S)-EtodolacC17H21NO3M.W. 287.36

Cinacalcet working StandardFormula C22H22F3NMolar mass 357.412 Cinacalcet Impurity - A, B, C, D, E, F, G. Cinacalcet Related Compound - A, B, C, D, E, F, G. Cinacalcet HClCAS No. 364782-34-3C22H22F3N. HClM.W. 357.42 36.46 Cinacalcet HCl Cinacalcet Impurity 3 HClC22H22F3N. HCl M.W. 357.42 36.46 Cinacalcet Impurity 3 HCl Cinacalcet Impurity C HClCAS No. 955373-56-5C22H20F3N. HClM.W. 355.41 36.46 Cinacalcet Impurity C HClCinacalcet Impurity 5C22H24F3N M.W. 359.44 Cinacalcet Impurity 5 Cinacalcet Impurity 6C10H9F3 M.W. 186.18 Cinacalcet Impurity 6 Cinacalcet Impurity 7CAS No. 21172-43-0C11H13F3O3S M.W. 282.28 Cinacalcet Impurity 7Cinacalcet Impurity D HClCAS No. 1271930-15-4 C32H31F6. HClM.W. 543.60 36.46 Cinacalcet Impurity D HCl Cinacalcet Impurity E HClCAS No. 253337-60-9 (free base)C22H25N. HClM.W. 303.45 36.46 Cinacalcet Impurity E HCl Cinacalcet Impurity 10 HClC22H22F3N. HClM.W. 357.42 36.46 Cinacalcet Impurity 10 HClCinacalcet Dihydro Impurity 1 HClCAS No. 1020414-33-8C22H24F3N. HCl M.W. 359.44 36.46 Cinacalcet Dihydro Impurity 1 HCl Cinacalcet Dihydro Impurity 2 HClCAS No. 802918-36-1 (free base)C22H24F3N. HClM.W. 359.44 36.46 Cinacalcet Dihydro Impurity 2 HCl Cinacalcet-d3 (R-Enantiomer)CAS No. 226256-56-0 (non-d)C22H19F3ND3M.W. 360.44 Cinacalcet-d3 (R-Enantiomer)Cinacalcet Impurity 11C22H26F3NM.W. 361.45 Cinacalcet Impurity 11 Cinacalcet Impurity F HCl (Mixture of Diastereomers) CAS No. 1271930-12-1 (free base)C22H28F3N. HCl M.W. 363.47 36.46 Cinacalcet Impurity F HCl (Mixture of Diastereomers) Cinacalcet Impurity 32 HClC22H23F2N. HClM.W. 339.43 36.46 Cinacalcet Impurity 32 HClCinacalcet Impurity 13C22H22F3NM.W. 357.42

Ibuprofen Working StandardFormula C13H18O2Molar mass 206.29 Ibuprofen Impurity - A, B, C, D, E, F, G. Ibuprofen Related Product - A, B, C, D, E, F, G. Ibuprofen-d3CAS No. 121662-14-4C13H15O2D3M.W. 209.30.Ibuprofen-d3 Ibuprofen Acyl Glucuronide (Mixture of Diastereomers)CAS No. 115075-59-7C19H26O8 M.W. 382.41.Ibuprofen Acyl Glucuronide (Mixture of Diastereomers) Ibuprofen lysinateCAS No. 57469-76-8C13H18O2.C6H14N2O2M.W. 206.29 146.19.Ibuprofen lysinateS-Ibuprofen-Acyl-beta-D-GlucuronideC19H26O8 M.W. 382.41.S-Ibuprofen-Acyl-beta-D-Glucuronide S-IbuprofenCAS No. 51146-56-6C13H18O2 M.W. 206.29.S-Ibuprofen R-IbuprofenCAS No. 51146-57-7C13H18O2 M.W. 206.29.R-IbuprofenIbuprofen-13C-d3C13H15O2D3 M.W. 210.29.Ibuprofen-13C-d3 Ibuprofen EP Impurity BCAS No. 3585-49-7C13H18O2 M.W. 206.29.Ibuprofen EP Impurity B Ibuprofen Impurity CCAS No. 59512-17-3C13H19NO M.W. 205.30.Ibuprofen Impurity Ccis-Ibuprofen EP Impurity GC26H32O4 M.W. 408.54.cis-Ibuprofen EP Impurity G Ibuprofen EP Impurity ECAS No. 38861-78-8C12H16O M.W. 176.26.Ibuprofen EP Impurity E Ibuprofen EP Impurity FCAS No. 65322-85-2C13H18O2 M.W. 206.29.Ibuprofen EP Impurity FIbuprofen EP Impurity MCAS No. 60057-62-7C13H18O3 M.W. 222.28.Ibuprofen EP Impurity M Ibuprofen EP Impurity NCAS No. 3585-52-2C11H14O2 M.W. 178.23.Ibuprofen EP Impurity N Ibuprofen EP Impurity OCAS No. 64451-76-9C13H18O2 M.W. 206.29.Ibuprofen EP Impurity OIbuprofen EP Impurity JCAS No. 65813-55-0C13H16O3M.W. 220.27.Ibuprofen EP Impurity J Ibuprofen EP Impurity DCAS No. 938-94-3C10H12O2 M.W. 164.21.Ibuprofen EP Impurity D (2SR)-2-(4-Isobutylphenyl)-N-((SR)-1-Phenylethyl)PropanamideC21H27NO M.W. 309.46.(2SR)-2-(4-Isobutylphenyl)-N-((SR)-1-Phenylethyl)Propanamide(2SR)-2-(4-Isobutylphenyl)-N-((RS)-1-Phenylethyl)PropanamideC21H27NO M.W. 309.46.(2SR)-2-(4-Isobutylphenyl)-N-((RS)-1-Phenylethyl)P

Cefmetazole working standardC15H17N7O5S3M.W.471.538 Cefmetazole Impurity - A, B, C, D, E, F, G. Cefmetazole Related Compound - A, B, C, D, E, F, G. S-Decyanomethyl-S-(1-methyl-1H-tetrazol-5-yl) CefmetazoleCAS No. 74228-11-8C15H18N10O5S3 M.W. 514.57 S-Decyanomethyl-S-(1-methyl-1H-tetrazol-5-yl) Cefmetazole Cefmetazole Related Compound 1C14H15N3O5S2M.W. 369.42 Cefmetazole Related Compound 1 Cefmetazole Related Compound 4C14H17N3O6S2M.W. 387.44 Cefmetazole Related Compound 4Cefmetazole Related Compound 5C12H16N6O4S2M.W. 372.43 Cefmetazole Related Compound 5 Cefmetazole Related Compound 6C15H17N7O5S3M.W. 471.54 Cefmetazole Related Compound 6 Cefmetazole Impurity 1 (Cefmetazole Lactone)CAS No. 70993-70-3C13H13N3O5S2M.W. 355.39 Cefmetazole Impurity 1 (Cefmetazole Lactone)Cefmetazole Impurity 2C15H17N7O6S3M.W. 487.54 Cefmetazole Impurity 2 Cefmetazole Impurity 3C13H16N6O5S3M.W. 432.50 Cefmetazole Impurity 3 Cefmetazole Impurity 4C15H19N7O6S3 M.W. 489.55 Cefmetazole Impurity 4Cefmetazole Impurity 5C13H15N3O5S2 M.W. 357.41 Cefmetazole Impurity 5 Cefmetazole Impurity 6C15H17N7O5S3 M.W. 471.54 Cefmetazole Impurity 6 Cefmetazole Rrelated Compound 2CAS No. N/AC18H22N6D6S3M.W. 514.60 Cefmetazole Rrelated Compound 2Cefmetazole Impurity 7 (Mixture of Isomers)CAS No. 64278-70-2C24H22N6O3S3M.W. 538.66 Cefmetazole Impurity 7 (Mixture of Isomers) S-Methyl CefmetazoleCAS No. 68576-47-6C15H17N7O4S4M.W. 487.60 S-Methyl Cefmetazole Cefmetazole Impurity 8CAS No. 56796-16-8C15H17N3O7S2M.W. 415.45 Cefmetazole Impurity 8Cefmetazole Impurity 9C15H18N6O7S2M.W. 458.46 Cefmetazole Impurity 9 Cefmetazole Impurity 10C13H14N6O5S2M.W. 398.41 Cefmetazole Impurity 10 Cefmetazole Impurity 11C13H15N3O6S2M.W. 373.40

Tetracaine Working StandardMolar mass: 264.363Formula: C15H24N2O2 Tetracaine Impurity - A, B, C, D, E, F, G. Tetracaine Related Compounds - A, B, C, D, E, F, G. Tetracaine Impurity 1C13H19NO3[C2H4O]n M.W. 237.30[44.05]n Tetracaine Impurity 3 (4-Aminobenzyl Alcohol)CAS No. 623-04-1C7H9NO M.W. 123.16 Tetracaine Impurity 4 (2-Aminobenzyl Alcohol)CAS No. 5344-90-1C7H9NO M.W. 123.16 Tetracaine Impurity 5 (Ethyl 3-Aminobenzoate)CAS No. 582-33-2C9H11NO2M.W. 165.19 Tetracaine Impurity 6 (Ethyl 2-Aminobenzoate)CAS No. 87-25-2C9H11NO2M.W. 165.19 Tetracaine Impurity 7 (4-Nitrobenzoic Acid)CAS No. 62-23-7C7H5NO4 M.W. 167.12 Tetracaine Impurity 8 (3-Aminobenzyl Alcohol)CAS No. 1877-77-6C7H9NOM.W. 123.16 Tetracaine Impurity 8 (3-Aminobenzyl Alcohol) Tetracaine-d6C15H18N2O2D6 M.W. 270.41 Tetracaine EP Impurity CCAS No. 71839-12-8C12H17NO2 M.W. 207.27 Tetracaine HClCAS No. 136-47-0C15H24N2O2. HCl M.W. 264.37 36.46 Tetracaine HCl Tetracaine EP Impurity A (4-Aminobenzoic Acid)CAS No. 150-13-0C7H7NO2 M.W. 137.14 Tetracaine N-OxideC15H24N2O3M.W. 280.37 Tetracaine EP Impurity BCAS No. 4740-24-3C11H15NO2M.W. 193.25 Tetracaine Impurity 2C24H32N2O4[C2H4O]nM.W. 412.53[44.05]n

Rivastigmine Working StandardFormula C14H22N2O2Molar mass 250.337 Rivastigmine Impurity - A, B, C, D, E, F, G. Rivastigmine Related Product - A, B, C, D, E, F, G. Rivastigmine-d6 Hydrogen TartrateCAS No. N/AC14H16N2O2D6. C4H6O6 M.W. 256.38 150.09 Rivastigmine Hydrogen TartrateCAS No. 406174-29-6C14H22N2O2. C4H6O6 M.W. 250.34 150.09 NAP226-90 (Rivastigmine EP Impurity A)CAS No. 139306-10-8C10H15NO M.W. 165.24 (R)-Rivastigmine (Rivastigmine EP Impurity D)CAS No. 415973-05-6C14H22N2O2 C4H6O6 M.W. 250.34 150.09 Rivastigmine EP Impurity B (N-Dimethyl Rivastigmine) L-TartrateCAS No. 1230021-28-9 (free base)C13H20N2O2. C4H6O6 M.W. 236.32 150.09 Rivastigmine EP Impurity E HClC13H20N2O2. HCl M.W. 236.32 36.46 N-Desmethyl RivastigmineCAS No. 1070660-34-2C13H20N2O2 M.W. 236.32 Rivastigmine Hydrogen Tartrate EP Impurity F HClCAS No. 889443-69-0 (free base)C11H17NO. HCl M.W. 179.26 36.46 Rivastigmine Hydrogen Tartrate EP Impurity GCAS No. 23308-82-9C9H12O2 M.W. 152.19 Rivastigmine Hydrogen Tartrate EP Impurity HCAS No. 586-37-8C9H10O2 M.W. 150.18 Rivastigmine Carbamate ImpurityCAS No. 1346242-31-6C10H12N2O4 M.W. 224.22 Rivastigmine Ether Impurity HClC16H18N2O3. HCl M.W. 286.33 36.46 Rivastigmine Impurity 5 (N-Ethyl-N-methyl-3-vinylphenyl Carbamate)CAS No. 1346602-84-3C12H15NO2 M.W. 205.26 N-Methyl Rivastigmine ChlorideC15H25N2O2 . Cl M.W. 265

Cefoperazone working standardC25H27N9O8S2Molar mass 645.67 Cefoperazone Impurity ACAS No. 73240-08-1C23H23N5O8SM.W. 529.53 Cefoperazone Impurity A Cefoperazone Impurity 3CAS No. 22818-40-2C8H9NO3M.W. 167.17 Cefoperazone Impurity 3 Cefoperazone Impurity 4C7H10N2O4M.W. 186.17 Cefoperazone Impurity 5 Cefoperazone Impurity 6C23H25N5O8SM.W. 531.55 Cefoperazone Impurity 6Cefoperazone Impurity 7C9H11N5OS2 M.W. 269.35 Cefoperazone Impurity 7 Cefoperazone EP Impurity BC25H27N9O8S2M.W. 645.67 Cefoperazone EP Impurity B Cefoperazone Impurity 8CAS No. 1204325-21-2C16H21BN4O7M.W. 392.18 Cefoperazone Impurity 8Cefoperazone Impurity 9C23H25N5O8S2M.W. 563.60 Cefoperazone Impurity 9 Cefoperazone EP Impurity CCAS No. 13183-79-4C2H4N4S M.W. 116.14 Cefoperazone EP Impurity C Cefoperazone SodiumC25H26N9O8S2.Na M.W. 644.67 22.99 Cefoperazone SodiumCefoperazone Impurity BCAS No. 711590-76-4C25H26N9O8S2M.W. 644, 67 Cefoperazone Impurity B Cefoperazone Impurity FCAS No. 1315481-36-7C25H29N9O8S2M.W. 647.69 Cefoperazone Impurity F Cefoperazone EP Impurity DCAS No. 37539-03-0C10H11N5O3S2 M.W. 313.36 Cefoperazone EP Impurity DCefoperazone Impurity 1CAS No. 59703-00-3C7H9ClN2O3 M.W. 204.61 Cefoperazone Impurity 1 Cefoperazone Impurity 2C15H17N3O6M.W. 335.32

Raloxifene Working StandardFormula C28H27NO4SMolar mass 473.584 Raloxifene Impurity - A, B, C, D, E, F, G. Raloxifene Related Product - A, B, C, D, E, F, G. Raloxifene-d4 HClCAS No. 1188263-47-9C28H23NO4SD4. HCl M.W. 477.62 36.46 Raloxifene-d4 HCl CAS No. 182507-22-8C34H35NO10S M.W. 649.72 Raloxifene-4-glucuronide CAS No. 174264-50-7C34H35NO10S M.W. 649.72 Raloxifene-6-glucuronideCAS No. 1279033-52-1 (free acid)C34H30D4NO10S. Li M.W. 652.73 6.94 Raloxifene-d4-4-Glucuronide Lithium Salt C34H30D4NO10S. Li M.W. 652.73 6.94 Raloxifene-d4-6-Glucuronide Lithium Salt CAS No. 182507-22-8 (free acid)C34H34NO10S. Li M.W. 648.70 6.94 Raloxifene-4-Glucuronide Lithium SaltCAS No. 174264-50-7 (free acid)C34H34NO10S. Li M.W. 648.70 6.94 Raloxifene-6-Glucuronide Lithium Salt C40H41NO16S . 2 Li M.W. 823.83 2 6.94 Raloxifene-4', 6-Diglucuronide Lithium Salt CAS No. N/AC42H44N2O8S M.W. 736.89 Raloxifene EP Impurity A, N-oxideCAS No. 82640-04-8C28H27NO4S. HCl M.W. 473.59 36.46 Raloxifene HCl CAS No. 1159977-58-8C42H44N2O6S M.W. 704.89 Raloxifene EP Impurity A CAS No. 195454-31-0C28H27NO5S M.W. 491.61 Raloxifene Impurity CCAS No. 1391054-73-1C28H27NO4S M.W. 473.59 Raloxifene EP Impurity B CAS No. 177744-96-6C21H14O4S M.W. 362.41 Raloxifene Impurity D C30H31NO4S M.W. 501.65 Raloxifene Dimethoxy ImpurityC14H19NO3 . HCl M.W. 249.31 36.46

Naproxen Working StandardMolar mass: 230.259 Formula: C14H14O3 Naproxen Impurity - A, B, C, D, E, F, G. Naproxen Related Compound - A, B, C, D, E, F, G. Naproxen EP Impurity E CAS No. 31220-35-6C16H18O3M.W. 258.32 Naproxen EP Impurity FNaproxen EP Impurity HCAS No. 5111-66-0C11H10O2 M.W. 174.20 Naproxen EP Impurity H CAS No. 21388-17-0C13H14OM.W. 186.26 Naproxen EP Impurity J Naproxen EP Impurity KCAS No. 77301-42-9C13H14O2M.W. 202.25 Naproxen EP Impurity KNaproxen EP Impurity LCAS No. 3900-45-6C13H12O2 M.W. 200.24 Naproxen EP Impurity L Naproxen EP Impurity MCAS No. 93-04-9C11H10O M.W. 158.20 Naproxen EP Impurity M Naproxen EP Impurity NCAS No. 5111-65-9C11H9BrO M.W. 237.10 Naproxen EP Impurity NNaproxen EP Impurity OCAS No. 2471-70-7C12H10O3M.W. 202.21 Naproxen EP Impurity O Naproxen Impurity 2C16H18O4M.W. 274.32 Naproxen Impurity 2 Naproxen Acyl GlucuronideCAS No. 41945-43-1C20H22O9M.W. 406.39 Naproxen Acyl GlucuronideNaproxen EP Impurity G (R-Naproxen)CAS No. 23979-41-1C14H14O3M.W. 230.26 Naproxen EP Impurity G (R-Naproxen) (R)-O-Desmethyl NaproxenCAS No. 123050-98-6C13H12O3 M.W. 216.24 (R)-O-Desmethyl Naproxen Naproxen Impurity 1 Sodium SaltC18H21O4. NaM.W. 301.37 22.99 rac-Naproxen 2-Propyl Ester CAS No. 52079-10-4C13H12O3M.W. 216.24

Pyrimethamine Working StandardMolar mass: 248.71 g/molCAS ID: 58-14-0Formula: C12H13ClN4 Pyrimethamine Impurity - A, B, C, D, E, F, G. Pyrimethamine Related Compounds - A, B, C, D, E, F, G. Pyrimethamine (Daraprim)CAS No. 58-14-0C12H13ClN4M.W. 248.72

Metamizole Working StandardFormula C13H17N3O4SMolar mass 311.357 Metamizole Impurity - A, B, C, D, E, F, G. Metamizole Related Product - A, B, C, D, E, F, G. Dipyrone (Metamizole Sodium Salt)CAS No. 68-89-3C13H16N3O4S. Na M.W. 310.35 22.99 Dipyrone (Metamizole Sodium Salt) CAS No. 1672-58-8C12H13N3O2 M.W. 231.26 Metamizole EP Impurity A (4-Formylamino Antipyrine) CAS No. 83-07-8C11H13N3OM.W. 203.25 Metamizole EP Impurity B (Ampyrone)CAS No. 856307-27-2C12H15N3O. HCl M.W. 217.27 36.46 Metamizole EP Impurity C HCl CAS No. 58-15-1C13H17N3O M.W. 231.30 Metamizole EP Impurity D CAS No. N/AC13H13N3O4SD3 NaM.W. 313.37 22.99 Metamizole-d3 Sodium (Dipyrone-d3 Sodium)CAS No. 83-15-8C13H15N3O2 M.W. 245.28 Metamizole Impurity (N-Acetylaminoantipyrine) CAS No. 117-38-4C12H15N3O4S M.W. 297.33 Metamizole EP Impurity E CAS No. 106236-80-0C11H11N3O2 M.W. 217.23 Metamizole Impurity 1CAS No. 63372-86-1C26H32N6O8S22. Mg M.W. 620.71 24.31 Metamizole Magnesium Salt

With the help of smart packaging system and a team of adroit professionals, we are offering customized packaging facility for the attainment of complete client contentment. Staffed with dexterous team members, they make complete quality analysis of the product before send off.

 

Metoprolol working standard

Metoprolol Impurity A, B, C, D, E, F, G, H.

Metoprolol Related compound A, B, C, D, E, F, G, H.

alpha-Hydroxy Metoprolol

• CAS No. 56392-16-6
• C15H25NO4 M.W. 283.37

Metoprolol EP Impurity E

• CAS No. 163685-38-9
• C15H25NO3 M.W. 267.37

Metoprolol EP Impurity E

• CAS No. 163685-38-9
• C15H25NO3 M.W. 267.37

     
Metoprolol EP Impurity B

• C9H12O2 M.W. 152.19

Metoprolol Impurity I

• CAS No. 933468-54-3
• C14H21NO2 M.W. 235.33

Metoprolol EP Impurity N

• CAS No. 6452-57-9
• C6H15NO2 M.W. 133.19

Metoprolol Impurity 1

• CAS No. 29121-23-1
• C15H23NO4 M.W. 281.35

Metoprolol Impurity 3

• CAS No. 84697-14-3
• C13H20O2 M.W. 208.30

Metoprolol Impurity 6

• C16H23NO5 M.W. 309.36

3-(2-Methoxyethyl)phenol

• CAS No. 32846-01-8
• C9H12O2 M.W. 152.19

(S)-(-)-Metoprolol

• CAS No. 81024-42-2
• C15H25NO3 M.W. 267.37

Metoprolol EP Impurity J

• CAS No. 163685-37-8
• C18H31NO5 M.W. 341.45

Metoprolol EP Impurity D

• CAS No. 62572-90-1

Metoprolol EP Impurity F

• CAS No. 7695-63-8
• C12H19NO2 M.W. 209.29 2H18O4 M.W. 226.27

Metoprolol Hemitartrate

• CAS No. 56392-17-7
• C15H25NO3. 0.5 C4H6O6 M.W. 267.37 0.5 150.09

Metoprolol Related Compound B

• CAS No. 56718-76-4
• C12H17ClO3 M.W. 244.72

Metoprolol Impurity 2 (Mixture of Z and E Isomers)

• CAS No. 82961-02-2
• C15H23NO3 M.W. 265.36

Metoprolol Impurity 4

• CAS No. 123195-72-2
• C12H18O2 M.W. 194.28

Metoprolol Epoxide

• CAS No. 56718-70-8
• C12H16O3 M.W. 208.26

p-(2-Methoxyethyl)anisole

• CAS No. 80314-58-5
• C10H14O2 M.W. 166.22

(R)-(+)-Metoprolol

• CAS No. 81024-43-3
• C15H25NO3 M.W. 267.37

Metoprolol EP Impurity A

• CAS No. 109632-08-8
• C14H23NO3 M.W. 253.34

Metoprolol EP Impurity C (Bisoprolol EP Impurity L)

• CAS No. 29122-74-5
• C13H19NO3 M.W. 237.30

Metoprolol EP Impurity H (Betaxolol EP Impurity B)

• CAS No. 62572-94-5
• C14H23NO3 M.W. 253.34

Metoprolol Impurity M DiHCl

• CAS No. 73313-36-7
• C9H22N2O. 2 HCl M.W. 174.29 2 36.46

Metoprolol Related Compound C

• CAS No. N/A
• C14H21NO4 M.W. 267.33

Metoprolol Impurity M

• CAS No. 343785-33-1
• C9H22N2O M.W. 174.29

Metoprolol Impurity 5

• C21H28O5 M.W. 360.45
• 2-(2-Methoxyethyl)phenol

CAS No. 330976-39-1

• C9H12O2 M.W. C9H12O2

Celecoxib working standardCAS No.: 169590-42-5M F: C17H14F3N3O2SM.W: 381.38 Celecoxib Impurity - A, B, C, D, E, F, G. Celecoxib Related Compound - A, B, C, D, E, F, G. Celecoxib Impurity 1 Celecoxib Impurity 2CAS No. 948293-46-7C11H9F3N2 M.W. 226.20 Celecoxib Impurity 2Celecoxib Impurity CCAS No. 170569-99-0C17H14F3N3O2SM.W. 381.38 Celecoxib Impurity C Celecoxib Carboxylic Acid-Acyl-beta-D-GlucuronideCAS No. 264236-79-5C23H20F3N3O10SM.W. 587.49 Celecoxib Carboxylic Acid-Acyl-beta-D-Glucuronide Celecoxib impurity (N-Acetyl-4-(2-Aminoethyl)-Benzenesulfonamide)CAS No. 41472-49-5C10H14N2O3S M.W. 242.30 Celecoxib impurity (N-Acetyl-4-(2-Aminoethyl)-Benzenesulfonamide)Celecoxib Diketo Schiffs Base II ImpurityCAS No. N/AC17H15F3N2O3SM.W. 384.38 Celecoxib Diketo Schiffs Base II Impurity Celecoxib Impurity 3CAS No. 170569-87-6C16H12F3N3O2S M.W. 367.35 Celecoxib Impurity 3 Celecoxib Impurity 4C17H16F3N3O3SM.W. 399.39 Celecoxib Impurity 4Celecoxib Impurity 5CAS No. N/AC17H14F3N3O3SM.W. 397.38 Celecoxib Impurity 5 Celecoxib Impurity 6CAS No. N/AC17H16F3N3O3S M.W. 399.39 Celecoxib Impurity 6 Hydroxymethyl celecoxibCAS No. 170571-00-3C17H14F3N3O3S M.W. 397.38 Hydroxymethyl celecoxibCelecoxib Impurity 7CAS No. 170570-09-9C18H16F3N3O2SM.W. 395.41 Celecoxib Impurity 7 Celecoxib Impurity 8CAS No. 915280-81-8C8H8F3N3O3SM.W. 283.23 Celecoxib Impurity 8 Celecoxib Impurity 9CAS No. 1061214-06-9C15H17N3O2SM.W. 303.38 Celecoxib Impurity 9Carboxylic acid celecoxibCAS No. 170571-01-4C17H12F3N3O4S M.W. 411.36

Losartan Working StandardFormula C22H23ClN6OMolar mass 422.9 Losartan Impurities - A, B, C, D, E, F, G. Losartan Related Compounds - A, B, C, D, E, F, G. Losartan Potassium SaltCAS No. 124750-99-8C22H22ClN6O. KM.W. 421.91 39.10 Losartan Potassium Salt CAS No. 124750-92-1C22H21ClN6O2M.W. 436.90 Losartan N2-glucuronide CAS No. 230971-71-8C44H44Cl2N12OM.W. 827.82 Losartan EP Impurity LCAS No. 230971-72-9C44H44Cl2N12OM.W. 827.82 Losartan EP Impurity MC28H31ClN6O7M.W. 599.05 Losartan N1-Glucuronide CAS No. 1006062-27-6C24H25ClN6O2 M.W. 464.96 Losartan Impurity JCAS No. 165276-38-0C22H21ClN6M.W. 404.91 Losartan Impurity G CAS No. 1159977-26-0C21H20Cl2N6M.W. 427.34 Losartan Impurity K CAS No. N/AC29H31ClN6O7M.W. 611.06 Losartan Carboxylic Acid Acyl-Beta-D-GlucuronideCAS No. 124750-67-0C22H20ClN3O M.W. 377.87 Losartan Related Compound A CAS No. 114772-55-3C22H22ClN3OM.W. 379.89 Losartan Impurity 8 CAS No. 114799-13-2C22H23ClN6OM.W. 422.92 Losartan EP Impurity C (Isolosartan)CAS No. 124750-53-4C33H26N4M.W. 478.60 Losartan Impurity (5-(4'-Methylbiphenyl-2-yl)-1-Trityl-1H-Tetrazole) CAS No. 124751-00-4C41H37ClN6O M.W. 665.24 N-Trithyl Losartan Losartan Impurity BCAS No. 1159977-48-6C44H44Cl2N12O2 M.W. 843.83

Moxifloxacin Working StandardFormula C21H24FN3O4Molar mass 401.431 Moxifloxacin Impurity - A, B, C, D, E, F, G. Moxifloxacin Related Product - A, B, C, D, E, F, G. Moxifloxacin HClCAS No. 186826-86-8C21H24FN3O4. HCl M.W. 401.44 36.46 Moxifloxacin HCl CAS No. 186826-86-8 (non-labelled)C21H20FN3O4D4. HCl M.W. 405.46 36.46 Moxifloxacin-d4 HCl C21H24FN3O7S M.W. 481.50 Moxifloxacin acyl sulfateC21H24FN3O7S M.W. 481.50 Moxifloxacin N-sulfate C27H32FN3O10 M.W. 577.57 Moxifloxacin acyl glucuronide C22H27N3O5 M.W. 413.48 Moxifloxacin EP Impurity BCAS No. 1029364-77-9 (free base)C21H24FN3O4. HCl M.W. 401.44 36.46 Moxifloxacin EP Impurity D HCl CAS No. 154093-72-8C13H9F2NO4 M.W. 281.22 Moxifloxacin Hydroxy Quinoline Impurity CAS No. N/AC35H34FN4O8 M.W. 676.68 Moxifloxacin Impurity 1C20H22FN3O4 M.W. 387.41 Moxifloxacin EP Impurity E C22H26FN3O4. HCl M.W. 415.47 36.46 Moxifloxacin EP Impurity C HCl C21H25N3O4 M.W. 383.45 6-Methoxy MoxifloxacinCAS No. 172426-88-9C14H13FN2O4 M.W. 292.27 Moxifloxacin Impurity 18 C20H21F2N3O3 M.W. 389.41 Moxifloxacin EP Impurity A CAS No. 268545-13-7C21H24FN3O4 M.W. 401.44 Moxifloxacin-R-isomer (ent-Moxifloxacin)CAS No. N/AC22H26FN3O4 M.W. 415.47 Moxifloxacin Impurity 15 CAS No. 721970-37-2C22H26FN3O4 M.W. 415.47 N-Methyl Moxifloxacin CAS No. 139693-52-0C18H16BF2NO8 M.W. 423.13 Mexifloxacin Boron Complex ImpurityMoxifloxacin Impurity 16CAS No.

Ethambutol working StandardMolar mass: 204.31 g/molCAS ID: 74-55-5 Ethambutol Impurity - A, B, C, D, E, F, G. Ethambutol Related Compound - A, B, C, D, E, F, G. Ethambutol EP Impurity C (2R, 2R-Ethambutol) DiHCl Ethambutol EP Impurity B (2R, 2S-Ethambutol) DiHClCAS No. 10054-06-5 (free base)C10H24N2O2. 2 HClM.W. 204.31 2 36.46 Ethambutol diHCl Ethambutol-d8CAS No. 1129526-23-3C10H16N2O2D8M.W. 212.36

Valganciclovir Working StandardFormula C14H22N6O5Molar mass 354.362 Valganciclovir Impurity - A, B, C, D, E, F, G. Valganciclovir Related Product - A, B, C, D, E, F, G. O-Acetyl N-Benzyloxycarbonyl ValganciclovirCAS No. 194159-22-3C24H30N6O8 M.W. 530.54 Valganciclovir HClCAS No. 175865-60-8C14H22N6O5 M.W. 354.37 Valganciclovir-d5 (Mixture of Diastetromers)CAS No. 175865-60-8 (non-labelled)C14H17D5N6O5 M.W. 359.40 N-Carbobenzyloxy-L-valinyl-ganciclovirCAS No. 194154-40-0C22H28N6O7 M.W. 488.50 N-(L-Valyl) Valganciclovir HydrochlorideC19H31N7O6 . HCl M.W. 453.50 36.46 N-Methyl Valganciclovir HydrochlorideCAS No. 1401562-16-0C15H24N6O5 . HCl M.W. 368.40 36.46 D-Valganciclovir HydrochlorideCAS No. 1393911-57-3C14H22N6O5 . HCl M.W. 354.37 36.46 Valganciclovir Impurity 1 (S, S-Isovalganciclovir Impurity)CAS No. 1401562-13-7C14H22N6O5. HCl M.W. 354.37 36.46 Valganciclovir Impurity 2 HCl (Mixture of Tautomeric Isomers)C14H22N6O5. HCl M.W. 354.37 36.46 Valganciclovir Impurity DC14H22N6O5 . HClM.W. 354.37 36.46 Valganciclovir Impurity CCAS No. 1202645-50-8C7H9N5O2 M.W. 195.18 Valganciclovir-d8 (Mixture of Diastereomers)CAS No. 175865-60-8 (non-labelled)C14H14N6O5D8 M.W. 362.42 Valganciclovir Dimer Stereoisomer A, B, CC29H44N12O10 M.W. 720.75 Valganciclovir Related Compound GC15H24N6O6 M.W. 384.40

Valacyclovir Working StandardFormula C13H20N6O4Molar mass 324.336 Valacyclovir Impurity - A, B, C, D, E, F, G. Valacyclovir Related Product - A, B, C, D, E, F, G. Valaciclovir EP Impurity PCAS No. 1356019-51-6C27H40N12O8 M.W. 660.70 Valacyclovir Related Compound EC21H26N6O6 M.W. 458.48 Valacyclovir HClCAS No. 124832-27-5C13H20N6O4 HCl M.W. 324.34 36.46 Valacyclovir USP Related Compound FCAS No. 86150-61-0C7H15NO3. C7H8O3S M.W. 161.20 172.20 Valacyclovir Impurity JCAS No. 142963-63-1C14H22N6O4 M.W. 338.37 Valacyclovir Impurity NC19H25N11O5 M.W. 487.48 Valacyclovir Related Compound CCAS No. N/AC14H22N6O4 HCl M.W. 338.37 36.46 Valaciclovir EP Impurity KC14H18N10O4 M.W. 390.36 Valaciclovir EP Impurity OC22H33N11O7 M.W. 563.58 Valacyclovir Impurity QC19H25N11O5 M.W. 487.48 Valacyclovir Impurity 1CAS No. 172529-93-0C12H14ClN5O4 M.W. 327.73 Valaciclovir EP Impurity MCAS No. 847670-62-6C14H20N6O5 M.W. 352.35 Valaciclovir EP Impurity H HClCAS No. 84499-64-9 (free base)C11H16N6O4. HCl M.W. 296.29 36.46 Valacyclovir Impurity 2CAS No. 67429-12-3C7H12O5 M.W. 176.17 Valacyclovir Impurity 3CAS No. 2480-23-1C6H13NO2 M.W. 131.18

Ondansetron Working StandardFormula C18H19N3OMolar mass 293.4 Ondansetron Impurity - A, B, C, D, E, F, G. Ondansetron Related Product - A, B, C, D, E, F, G. 6-Hydroxy Ondansetron HClCAS No. 110708-17-3 (free base)C18H19N3O2. HCl M.W. 309.37 36.46 6-Hydroxy Ondansetron HCl CAS No. 126702-17-8 (free base)C18H19N3O2. HCl M.W. 309.37 36.46 7-Hydroxy Ondansetron HCl CAS No. 126671-71-4C18H19N3O2 M.W. 309.37 8-Hydroxy OndansetronC18H16N3OD5 M.W. 300.42 Ondansetron-d5 CAS No. 99614-02-5 (non-labelled)13C C17H16N3OD3 M.W. 297.38 Ondansetron-13C-d3 CAS No. 99614-01-4C18H19N3O. HCl M.W. 293.37 36.46 Ondansetron HClCAS No. 1076198-52-1C37H38N6O2 M.W. 598.75 Ondansetron EP Impurity B CAS No. 99614-14-9C17H17N3O M.W. 279.34 Ondansetron EP Impurity H CAS No. 15128-52-6C12H11NO M.W. 185.23 Ondansetron Impurity 1CAS No. 27387-31-1C13H13NO M.W. 199.25 Ondansetron EP Impurity C (Ondansetron USP Related Compound C) CAS No. 119812-29-2 (non-labelled)13C C15H17D3N2O. HCl M.W. 260.36 36.46 Ondansetron Related Compound A (USP)-13C-d3 CAS No. 119812-29-2 (non-labelled)C16H14D6N2O. HCl M.W. 262.39 36.46 Ondansetron Related Compound A (USP)-d6CAS No. 99614-03-6C17H17N3O M.W. 279.34 Ondansetron EP Impurity G CAS No. 693-98-1C4H6N2 M.W. 82.11 Ondansetron EP Impurity F CAS No. 119812-29-2C16H20N2O. HCl M.W. 256.35 36.46 Ondansetron Related Compound A (USP)

Cloxacillin working StandardMolar mass: 435.88 g/molCAS ID: 61-72-3Formula: C19H18ClN3O5S Cloxacillin Impurity - A, B, C, D, E, F, G. Cloxacillin Related Compound - A, B, C, D, E, F, G. Cloxacillin Sodium SaltCAS No. 642-78-4C19H17ClN3O5S. NaM.W. 434.88 22.99 Cloxacillin Sodium Salt Cloxacillin Sodium EP Impurity ACAS No. N/AC19H19ClN3O6S M.W. 452.90 Cloxacillin Sodium EP Impurity A Cloxacillin Sodium EP Impurity B (Mixture of Diastereomers)CAS No. 1642559-64-5C18H19ClN3O4SM.W. 408.89 Cloxacillin Sodium EP Impurity B (Mixture of Diastereomers)Cloxacillin Sodium EP Impurity ECAS No. 18704-55-7C27H27ClN5O7S2M.W. 633.13 Cloxacillin Sodium EP Impurity E Oxacillin Impurity F (Thioxacillin)C19H18N3O5S M.W. 400.44 Oxacillin Impurity F (Thioxacillin) Oxacillin Impurity J (6-APA Dimer Ozolamide)C27H29N5O8S2M.W. 615.69 Oxacillin Impurity J (6-APA Dimer Ozolamide)Oxacillin Impurity HC19H19N3O5SM.W. 401.44 Oxacillin Impurity H Oxacillin EP Impurity B Disodium Salt (Mixture of Diastereomers)C19H19N3O6S. 2 NaM.W. 417.44 2 22.99 Oxacillin EP Impurity B Disodium Salt (Mixture of Diastereomers) Oxacillin Impurity DCAS No. 1642559-63-4C18H21N3O4SM.W. 375.45 Oxacillin Impurity DOxacillin Impurity IC27H29N5O7S2 M.W. 599.69 Oxacillin Impurity I Oxacillin Impurity GCAS No. 724695-30-1C19H18ClN3O5SM.W. 434.89 Oxacillin Impurity G Cloxacillin EP Impurity DCAS No. 23598-72-3C11H8ClNO3M.W. 237.64 Cloxacillin EP Impurity D5-Hydroxymethyl CloxacillinC19H17ClN3O6S . Na M.W. 450.88 22.99 5-Hydroxymethyl Cloxacillin Cloxacillin Impurity 1C19H18ClN3O4S2M.W. 451.95 Cloxacillin Impurity 1 Cloxacillin Impurity 2C27H28ClN5O8S2 M.W. 650.13

Flucloxacillin Working StandardFormula C19H17ClFN3O5SMolar mass 453.87 Flucloxacillin Impurity - A, B, C, D, E, F, G. Flucloxacillin Related Product - A, B, C, D, E, F, G. Flucloxacillin SodiumCAS No. 1847-24-1C19H16ClFN3NaO5SM.W. 475.86.Flucloxacillin Sodium Flucloxacillin Sodium Impurity BCAS No. N/AC18H19ClFN3O4SM.W. 427.89.Flucloxacillin Sodium Impurity B Flucloxacillin Impurity 1 Disodium SaltC21H19ClFN3O7S. 2 Na M.W. 511.92 2 22.99.Flucloxacillin Impurity 1 Disodium SaltFlucloxacillin Impurity 2C32H27Cl2F2N5O9S M.W. 766.57.Flucloxacillin Impurity 2 5-Hydroxymethyl FlucloxacillinCAS No. 75524-31-1C19H16ClFN3O6S Na M.W. 468.87 22.99.5-Hydroxymethyl Flucloxacillin Flucloxacillin Impurity EC27H27ClFN5O7S2M.W. 652.12.Flucloxacillin Impurity EFlucloxacillin Impurity 3C12H8ClFN2O4 M.W. 298.65.Flucloxacillin Impurity 3

Rivaroxaban EP imp A

MF: C19H18CIN3O5S

MW :435.9

Purity:>95%CAS No:865479-71-6

Metoclopramide Working StandardFormula C14H22ClN3O2Molar mass 299.80 Metoclopramide Impurity - A, B, C, D, E, F, G. Metoclopramide Related Product - A, B, C, D, E, F, G. Metoclopramide EP Impurity HCAS No. 50-86-2C9H9NO4 M.W. 195.17 Metoclopramide EP Impurity H CAS No. 171367-22-9C14H22ClN3O3 M.W. 315.80 Metoclopramide EP Impurity G (Metoclopramide N-Oxide) CAS No. 7232-21-5C14H22ClN3O2.HCl M.W. 336.26 Metoclopramide HydrochlorideMetoclopramide-d3CAS No. 1216522-89-2C14H19ClN3O2D3 M.W. 302.82M-604Metoclopramide-d3 CAS No. 38059-78-8C13H20ClN3O2.HCl M.W. 322.24 O-Desmethyl Metoclopramide Hydrochloride Metoclopramide-d3 N-Oxide M.W. 318.82 Metoclopramide-d3 N-OxideCAS No. 38339-95-6C13H20ClN3O2 M.W. 285.77 Metoclopramide EP Impurity F CAS No. 7206-70-4C8H8ClNO3 M.W. 201.61 Metoclopramide EP Impurity C CAS No. 4093-31-6C11H12ClNO4 M.W. 257.67 Metoclopramide EP Impurity B

Amlodipine working standardCAS: 3891-07-4MF: C10H9NO3 MW: 191.19 Amlodipine Impurity A, B, C, D, E, F, G..Amlodipine Related compound A, B, C, D, E, F. G. Amlodipine MaleateCAS No. 88150-47-4C20H25ClN2O5. C4H4O4M.W. 408.89 116.07 Amlodipine Maleate Amlodipine EP Impurity F MaleateCAS No. 400024-11-5C19H23ClN2O5. C4H4O4 M.W. 394.86 116.07 Amlodipine EP Impurity F Maleate Amlodipine EP Impurity D HCl (Dehydro Amlodipine HCl)CAS No. 113994-41-5 (free base) Amlodipine EP Impurity D HCl (Dehydro Amlodipine HCl)N-Formyl AmlodipineCAS No. 93848-81-8C21H25ClN2O6 M.W. 436.89 N-Formyl Amlodipine Amlodipine ImpurityCAS No. 103094-30-0C25H34ClNO6M.W. 480.01 Amlodipine Impurity Amlodipine EP Impurity ACAS No. 88150-62-3C28H27ClN2O7M.W. 538.98 Amlodipine EP Impurity AAmlodipine EP Impurity B (Methylaminophthaloyl Amlodipine)CAS No. 721958-72-1C29H32ClN3O7M.W. 570.05.]Amlodipine EP Impurity B (Methylaminophthaloyl Amlodipine) Amlodipine EP Impurity GCAS No. 43067-01-2C17H18ClNO4M.W. 335.79 Amlodipine EP Impurity G Amlodipine N-LactosideC32H45ClN2O15M.W. 733.17 Amlodipine N-LactosideAmlodipine-d4 MaleateCAS No. 1185246-14-3 (free base)C20H21D4ClN2O5. C4H4O4M.W. 412.90 116.07 Amlodipine-d4 Maleate Amlodipine Impurity C MaleateCAS No. 721958-74-3 (free base)C22H30ClN3O6. C4H4O4M.W. 467.95 116.07 Amlodipine Impurity C Maleate Amlodipine Metabolite 5CAS No. N/AC19H18ClNO7M.W. 407.81]Amlodipine Metabolite 5Amlodipine MetaboliteCAS No. 113994-45-9C20H20ClNO7 M.W. 421.84 Amlodipine Metabolite Amlodipine Impurity ( N-(2-hydroxyethyl)-phthalamic acid )C10H11NO4M.W. 209.20 Amlodipine Impurity ( N-(2-hydroxyethyl)-phthalamic acid ) Amlodipine Impurity 22 (Z-Isom .

Diphenhydramine Working StandardFormula C17H21NOMolar mass 255.355 Diphenhydramine Impurity - A, B, C, D, E, F, G. Diphenhydramine Related Product - A, B, C, D, E, F, G. Diphenhydramine EP Impurity C HClCAS No. 1808-12-4C17H20BrNO. HCl M.W. 334.26 36.46 Diphenhydramine EP Impurity C HCl Diphenhydramine Impurity KC26H22O M.W. 350.46 Diphenhydramine Impurity K diphenhydramine-d3C17H18D3NOM.W. 258.34 diphenhydramine-d3Diphenhydramine MethiodideC18H24NO . IM.W. 270.40 126.90 Diphenhydramine Methiodide Diphenhydramine Related Compound [3-(Benzyhdryloxy)propane-1, 2-diol]CAS No. 19574-66-4C16H18O3M.W. 258.32 Diphenhydramine Related Compound [3-(Benzyhdryloxy)propane-1, 2-diol] Diphenhydramine Impurity B HClCAS No. 4024-34-4C18H23NO. HClM.W. 269.39 36.46 Diphenhydramine Impurity B HCl

Pravastatin Working Standard Formula: C23H36O7Molar mass: 424.528 Pravastatin Impurity - A, B, C, D, E, F, G. Pravastatin Related Compounds - A, B, C, D, E, F, G. 3-alpha-Hydroxy Pravastatin Sodium SaltCAS No. 81093-43-8C23H35O7. NaM.W. 423.53 22.99 Pravastatin Impurity ECAS No. 722504-45-2C23H35O8 . NaM.W. 439.53 22.99 Pravastatin EP Impurity F Sodium SaltCAS No. 151061-28-8C18H27O6. NaM.W. 339.41 22.99 Pravastatin Methyl EsterCAS No. 81131-72-8C24H38O7M.W. 438.57 Pravastatin Ethyl EsterC25H40O7 M.W. 452.59 Pravastatin Ethyl Ester CAS No. 1114834-63-7C23H32O5M.W. 388.51 Pravastatin impurity (6a-OH-iso-compactin OH acid)C23H35O7 . Na M.W. 423.53 22.99 Pravastatin Impurity 4C18H27O6. NaM.W. 339.41 22.99 3-alfa 5-beta-Dihydroxy-PravastatinC23H37O9 Na M.W. 457.55 22.99 Pravastatin Impurity 5C23H33O7. Na M.W. 421.52 22.99 Pravastatin Sodium SaltCAS No. 81131-70-6C23H35O7. NaM.W. 423.53 22.99 Pravastatin EP Impurity GCAS No. 136590-28-8C18H24O5M.W. 320.39 Pravastatin EP Impurity B Sodium SaltCAS No. 722504-46-3C23H35O8. NaM.W. 439.53 22.99

Paroxetine Working Standard Molar mass: 329.3 Formula: C19H20FNO3 Paroxetine Impurity - A, B, C, D, E, F, G. Paroxetine Related Impurity - A, B, C, D, E, F, G. Paroxetine HClCAS No. 110429-35-1C19H20FNO3.HClM.W. 365.83 Paroxetine HCl C26H27NO3. HClM.W. 401.51 36.46 Paroxetine EP Impurity F HCl CAS No. 1012886-75-7C12H14FN. HCl M.W. 191.25 36.46 Paroxetine EP Impurity G HClCAS No. 503834-41-1C19H22FNO. HClM.W. 299.39 36.46 Paroxetine EP Impurity H HCl CAS No. 220548-73-2C12H16FNO. HClM.W. 209.26 36.46 Paroxetine EP Impurity I HCl C19H14FNO3D6. HCl M.W. 335.41 36.46 ent-Paroxol CAS No. 217797-14-3C19H20FNO3. CH4O3SM.W. 329.37 96.11 Paroxetine Mesylate CAS No. 606968-05-2C39H40F2N2O6. 2 HCl M.W. 670.76 2 36.46 Methylene-Bis Paroxetine DiHClCAS No. 1217655-87-2C25H24FNO3.HClM.W. 405.47 36.46 Paroxetine related compound G (biphenyl) CAS No. 110429-35-1(non-d)C19H16D4FNO3. HCl M.W. 369.86 Paroxetine-d4 HCl Paroxetine EP Impurity C (N-Benzyl Paroxetine)CAS No. 105813-14-7C26H26FNO3M.W. 419.50 Paroxetine EP Impurity C (N-Benzyl Paroxetine)CAS No. N/AC20H22FNO3M.W. 343.40 Paroxetine Impurity 1 ((3S, 4S)-N-Methyl Paroxetinej CAS No. N/AC20H22FNO3 M.W. 343.40 Paroxetine Impurity 2 ((3R, 4R)-N-Methyl Paroxetinej CAS No. N/AC20H22FNO3 M.W. 343.4

Clotrimazole Working standardMolar mass: 344.837 g/molCAS ID: 23593-75-1Formula: C22H17ClN2 Clotrimazole Impurity - A, B, C, D, E, F, G. Clotrimazole Related Compound - A, B, C, D, E, F, G. 1-(2-Chlorophenyl-diphenylmethyl)-1H-pyrazole 2-Chlorophenyl-Phenyl-DichloromethaneCAS No. 3509-85-1C13H9N3M.W. 271.57 2-Chlorophenyl-Phenyl-Dichloromethane2-Chlorophenyl-diphenylmethaneCAS No. 56153-60-7C19H15ClM.W. 278.78 2-Chlorophenyl-diphenylmethane Clotrimazole Impurity 1CAS No. 968-39-8C21H20O M.W. 288.39 Clotrimazole Impurity 1 ClotrimazoleCAS No. 23593-75-1C22H17ClN2M.W. 344.85 ClotrimazoleClotrimazole Impurity ACAS No. 66774-02-5C19H15ClOM.W. 294.78 Clotrimazole Impurity A Clotrimazole EP Impurity BCAS No. 23593-71-7C22H17ClN2M.W. 344.84 Clotrimazole EP Impurity B Clotrimazole EP Impurity CCAS No. 42074-68-0C19H14Cl2 M.W. 313.22 Clotrimazole EP Impurity CClotrimazole Impurity ECAS No. 5162-03-8C13H9ClOM.W. 216.67 Clotrimazole Impurity E Clotrimazole EP Impurity FCAS No. 15469-97-3C22H18N2M.W. 310.40 Clotrimazole EP Impurity F 2-Chlorophenyl-trichloromethaneCAS No. 2136-89-2C7H4Cl4 M.W. 229.92

Clopidogrel working standardFormula C16H16ClNO2SMolar mass 321.82 Clopidogrel Impurity - A, B, C, D, E, F, G. Clopidogrel Related Compound - A, B, C, D, E, F, G. Clopidogrel H2SO4CAS No. 135046-48-9C16H16ClNO2S. H2O4SM.W. 321.83 98.08]Clopidogrel H2SO4 Clopidogrel N-Methyl Impurity I HClCAS No. 1346605-15-9 (free base)C16H18ClNO2S. HClM.W. 323.84 36.46 Clopidogrel N-Methyl Impurity I HCl Clopidogrel EP Impurity B HClCAS No. 1396607-35-4C16H16ClNO2S HClM.W. 321.83 36.46 Clopidogrel EP Impurity B HClClopidogrel Related Compound B HClCAS No. 144750-52-7C16H16ClNO2S. HCl M.W. 321.83 36.46 Clopidogrel Related Compound B HCl Clopidogrel Ethyl Ester SulfateCAS No. 1332612-57-3C17H18ClNO2S. H2O4SM.W. 335.86 98.08 Clopidogrel Ethyl Ester Sulfate Clopidogrel Related Compound C Sulfate (R-Clopidogrel Sulfate)CAS No. 120202-71-3C16H16ClNO2S. H2O4SM.W. 321.83 98.08 Clopidogrel Related Compound C Sulfate (R-Clopidogrel Sulfate)Clopidogrel Metabolite ICAS No. N/AC16H18ClNO4S M.W. 355.84

Ranitidine Working StandardFormula C13H22N4O3SMolar mass 314.4 Ranitidine Impurity - A, B, C, D, E, F, G. Ranitidine Related Product - A, B, C, D, E, F, G. Ranitidine EP Impurity C (Ranitidine S-Oxide)CAS No. 73851-70-4C13H22N4O4S M.W. 330.41 Ranitidine EP Impurity E (Ranitidine N-Oxide)CAS No. 73857-20-2C13H22N4O4S M.W. 330.41 Ranitidine-d6 HClCAS No. 1185238-09-8C13H16N4O3SD6. HCl M.W. 320.45 36.46 Ranitidine Impurity H (N-Methylnitroacetamidel)CAS No. 72078-82-1C3H6N2O3 M.W. 118.09 Ranitidine Impurity JCAS No. 1331637-48-9C11H22N6O4S2 M.W. 366.46 Ranitidine HClCAS No. 66357-59-3C13H22N4O3S . HCl M.W. 314.41 36.46 Ranitidine Impurity ICAS No. 207592-21-0C27H44N8O6S2 M.W. 640.83 Desmethyl RanitidineCAS No. 66357-25-3C12H20N4O3S M.W. 300.38 Ranitidine Impurity F HClCAS No. 81074-81-9C8H13NO2 HCl M.W. 155.20 36.46 Ranitidine EP Impurity D HClCAS No. 117846-02-3 (free base)C12H19N3O4S. HCl M.W. 301.37 36.46 Ranitidine EP Impurity G (Mixture of Z and E isomers)CAS No. 148639-72-9C5H9N3OS M.W. 159.21 Ranitidine Impurity KCAS No. 61832-41-5C4H8N2O25M.W. 148.18 Ranitidine EP Impurity AC22H35N5O4S2 M.W. 497.67 Ranitidine EP Impurity BCAS No. 66356-53-4C10H18N2OS M.W. 214.33 Ranitidine Impurity 1CAS No. 112233-25-7C21H33N5O4S M.W. 451.59

Mometasone Working StandardFormula C22H28Cl2O4Molar mass 427.36 Mometasone Impurity - A, B, C, D, E, F, G. Mometasone Related Product - A, B, C, D, E, F, G. Mometasone furoate-d3CAS No. 83919-23-7 (non-labelled)C27H27D3Cl2O6 M.W. 524.46 Mometasone furoate-d3 CAS No. 105102-22-5C22H28Cl2O4 M.W. 427.37 Mometasone (Mometasone Furoate EP Impurity G) C27H30Cl2O6 M.W. 521.44 Mometasone FuroateC27H29ClO6 M.W. 484.98 Mometasone Furoate EP Impurity C CAS No. 83881-09-8C27H29ClO6 M.W. 484.97 Mometasone Furoate EP Impurity D CAS No. 148596-90-1C27H31ClO7 M.W. 502.99 Mometasone Furoate EP Impurity HCAS No. 83880-65-3C27H29ClO5 M.W. 468.98 Mometasone Furoate EP Impurity A CAS No. 223776-49-6C28H31ClO8S M.W. 563.07 Mometasone Furoate EP Impurity B CAS No. 1370190-33-2C32H32Cl2O8 M.W. 615.51 Mometasone Furoate EP Impurity ECAS No. 1305334-30-8C27H28Cl2O7 M.W. 535.41 Mometasone Furoate EP Impurity F C29H34Cl2O8 M.W. 581.50 Mometasone Furoate EP Impurity I C22H22Cl2O4D6 M.W. 433.41 Mometasone-d6CAS No. N/AC32H32Cl2O8 M.W. 615.51 Mometasone-17, 20-Difuroate C26H29ClO7 M.W. 488.97 Mometasone Furoate Impurity 1 CAS No. 83881-08-7C22H27ClO4 M.W. 390.91 Mometasone Furoate Impurity 2C28H32Cl2O6 M.W. 535.46 Mometasone Furoate Impurity 3 C27H28Cl2O6 M.W. 519.42 Mometasone Furoate Impurity 4 C27H29Cl3O6 M.W. 555.87 Mometasone Furoate Impurity 5Momet

Wide distribution network, exceptional connectivity, reliable transportation facilities are some of the attributes that help us in delivering the goods on time. To ensure maximum quality retention, we package our products in industrial-grade packaging materials that can brave mechanical damages and logistical jostling. Additionally, they are labeled to impart product information.

 

C9H17NO2. HCl M.W. 171.24 36.46

Gabapentin Impurity A, B, C, D, E, F, G, H.

Gabapentin Related compound A, B, C, D, E, F, G, H.

 

Gabapentin HCl working standard

• CAS No. 60142-96-3

Gabapentin EP Impurity B Potassium Salt (Potassium 1-Cyanocyclohexaneacetate)

• CAS No. 133481-12-6
• C9H12NO2. K M.W. 166.20 39.10

Gabapentin EP Impurity D

• CAS No. 1076198-17-8
• C18H29NO3 M.W. 307.44

Gabapentin Enarcarbil

• CAS No. N/A
• C16H27NO6 M.W. 329.40

Gabapentin Impurity 2

• CAS No. 4355-11-7
• C10H16O4 M.W. 200.23

Gabapentin Impurity 5

• CAS No. 99189-60-3
• C10H17NO3 M.W. 199.25

Gabapentin EP Impurity A

• C9H15NO M.W. 153.23

Gabapentin Impurity (2-(3-Oxobutyl)-2-Azaspiro-(4, 5)-decan-3-one)

• C13H21NO2 M.W. 223.32

Gabapentin Enarcarbil-d7

• CAS No. N/A
• C16H20NO6D7 M.W. 336.44

Gabapentin Impurity 3

• CAS No. 1130-32-1
• C10H15NO2 M.W. 181.24

Gabapentin Methyl Ester

• CAS No. 138799-98-1
• C10H19NO2 M.W. 185.27

Gabapentin EP Impurity E

• C9H14O4 M.W. 186.21

Gabapentin EP Impurity G

• CAS No. 1500558-49-5
• C10H19NO2 M.W. 185.27

Gabapentin Impurity 1

• CAS No. 4355-15-1
• C12H13N3O2 M.W. 231.26

Gabapentin Impurity 4

• C21H37NO12 M.W. 495.53

 

For the utmost customer satisfaction, we are flexible in delivering the product range at the place agreed by the customers and that too in the set time. To ensure maximum quality retention, we package our products in industrial-grade packaging materials that can brave mechanical damages and logistical jostling. Additionally, they are labeled to impart product information.

 

Sertraline  working standard

Sertraline Impurity A, B, C, D, E, F, G, H.

Sertraline Related compound A, B, C, D, E, F, G, H.

Sertraline HCl

• CAS No. 79559-97-0
• C17H17Cl2N. HCl M.W. 306.24 36.46

Rac-cis-Sertraline-13C-d3 HCl

• CAS No. 79559-97-0 (S, S-isomer)
• C16H14Cl2ND313C. HCl M.W. 310.24 36.46

(1S, 4R)-Sertraline HCl

• CAS No. 79896-31-4
• C17H17Cl2N. HCl M.W. 306.24 36.46

Sertraline oxime impurity

• CAS No. 152642-35-8
• C16H13Cl2NO M.W. 306.19

Ethyl Sertraline

• C18H19Cl2N M.W. 320.26

Sertraline EP Impurity A HCl (rac-trans-Sertraline HCl)

• CAS No. 79617-99-5
• C17H17Cl2N. HCl M.W. 306.24 36.46

Sertraline EP Impurity C HCl

• CAS No. 79559-98-1
• C17H18ClN. HCl M.W. 271.79 36.46

Sertraline EP Impurity B HCl

• CAS No. 52758-05-1
• C17H19N. HCl M.W. 237.35 36.46

(1R, 4S)-Sertraline HCl

• CAS No. 79896-32-5
• C17H17Cl2N. HCl M.W. 306.24 36.46

Sertraline-d6

• CAS No. N/A
• C17H11Cl2ND6 M.W. 313.26

Sertraline-15N13CD3

• C17H14Cl2ND3 M.W. 311.24

(1R, 4R)-Sertraline 4-Chlorophenyl Impurity HCl

• CAS No. 79617-90-6
• C17H18ClN. HCl M.W. 271.79 36.46

Sertraline 2, 3-Dichloro Ketone Impurity

• CAS No. 152448-80-1
• C16H12Cl2O M.W. 291.18

Sertraline Dimethyl Impurity HCl

• CAS No. 122873-20-5 (free base)
• C18H19Cl2N . HCl M.W. 320.26 36.46

Mandelic Acid Isopropyl Ester

• CAS No. 4118-51-8
• C11H14O3 M.W. 194.23

cis-Sertraline-d3 HCl

• CAS No. 79617-95-1 (non-labelled)
• C17H14Cl2ND3. HCl M.W. 309.26 36.46

Sertraline Impurity (SRTRC-3)

• CAS No. 79560-19-3
• C16H12Cl2O M.W. 291.18

rac-cis-Sertraline-2, 3-Dichloro Impurity HCl

• C17H17Cl2N. HCl M.W. 306.24 36.46

Sertraline EP Impurity G HCl

• CAS No. 79645-15-1
• C17H17Cl2N. HCl M.W. 306.24 36.46

Sertraline EP Impurity D HCl

• C17H18ClN. HCl M.W. 271.79 36.46

Desmethyl Sertraline HCl

• CAS No. 79617-96-2
• C16H15Cl2N.HC M.W. 265.67

Sertraline 2, 3-Dichloro Imine Impurity

• CAS No. N/A
• C17H15Cl2N M.W. 304.22

Sertraline EP Impurity E ((R)-Mandelic Acid)

• CAS No. 611-71-2
• C8H8O3 M.W. 152.15

Sertraline Impurity 1

• CAS No. 866018-46-4
• C16H14Cl2O M.W. 293.19

Sertraline EP Impurity F Enantiomer

• CAS No. 124379-29-9
• C16H12Cl2O M.W. 291.17

(1S, 4S)-Sertraline 4-Chlorophenyl Impurity HCl

• CAS No. 79646-00-7
• C17H18ClN. HCl M.W. 271.79 36.46

Sertraline EP Impurity F

• CAS No. 155748-61-1
• C16H12Cl2O M.W. 291.17

Enalapril working StandardMolar mass: 376.447 Formula: C20H28N2O5CAS:75847-73-3 Enalapril Impurity - A, B, C, D, E, F, G. EnalaprilRelated Compound - A, B, C, D, E, F, G.Enalaprilat(Enalapril EP Impurity C)CAS No. 76420-72-9C18H24N2O5 M.W. 348.40 Enalaprilat(Enalapril EP Impurity C) Enalapril EP Impurity H HCl (Mixture of Diastereomers)C20H34N2O5. HClM.W. 382.50 36.46 Enalapril EP Impurity H HCl (Mixture of Diastereomers) Enalapril EP Impurity F MaleateC22H32N2O5. C4H4O4M.W. 404.51 116.07 Enalapril EP Impurity F MaleateEnalapril EP Impurity G (Mixture of Diastereomers)C15H27NO4 M.W. 285.38 Enalapril EP Impurity G (Mixture of Diastereomers) Enalapril Acyl GlucuronideC26H36N2O11 M.W. 552.58 Enalapril Acyl Glucuronide Enalaprilat Acyl GlucuronideC24H32N2O11M.W. 524.53 Enalaprilat Acyl GlucuronideEnalapril N-GlucuronideC26H36N2O11 M.W. 552.58 Enalapril N-Glucuronide Enalaprilat N-GlucuronideC24H32N2O11 M.W. 524.53 Enalaprilat N-Glucuronide Enalaprilat Dehydrate EP Impurity AC13H17NO4M.W. 251.28 Enalaprilat Dehydrate EP Impurity AEnalaprilat Dehydrate EP Impurity BC18H24N2O5 M.W. 348.40 Enalaprilat Dehydrate EP Impurity B Enalaprilat Dehydrate EP Impurity CC18H24N2O5M.W. 348.40 Enalaprilat Dehydrate EP Impurity D Enalaprilat Dehydrate EP Impurity EC23H31N3O6M.W. 445.52 Enalaprilat Dehydrate EP Impurity E Enalaprilat Dehydrate EP Impurity FC15H21NO4M.W. 279.34 Enalaprilat Dehydrate EP Impurity FEnalapril Impurity 1C15H19NO5 M.W. 293.32

Quinapril Working StandardFormula C25H30N2O5Molar mass 438.516 Quinapril Impurity - A, B, C, D, E, F, G. Quinapril Related Product - A, B, C, D, E, F, G. Quinapril HClCAS No. 82586-55-8C25H30N2O5.HCl M.W. 474.99 Quinapril HCl CAS No. 82586-55-8(non-d)C25H25D5N2O5 M.W. 443.56 Quinapril-d5 CAS No. 82768-85-2C23H26N2O5 M.W. 410.47 QuinaprilatCAS No. 1279034-23-9C23H21D5N2O5 M.W. 415.50 Quinaprilat-d5 C25H25N2O5D5.HCl M.W. 443.56 36.46 Quinapril-d5 HCl C25H36N2O5 M.W. 444.58 Quinapril cyclohexyl AnalogueC25H28N2O4 M.W. 420.51 Quinapril Impurity D C25H36N2O5 M.W. 444.58 Quinapril Impurity E C25H30N2O7 M.W. 470.53 Quinapril Impurity MC25H30N2O6 M.W. 454.53 Quinapril N-Oxide CAS No. 103775-06-0C25H30N2O5. HCl M.W. 438.53 36.46 Quinapril Impurity G HCl CAS No. N/AC25H30N2O5M.W. 438.53 Quinapril Impurity HCAS No. N/AC25H30N2O5 M.W. 438.53

Sibutramine Working StandardFormula C17H26ClNMolar mass 279.85 Sibutramine Impurity - A, B, C, D, E, F, G. Sibutramine Related Product - A, B, C, D, E, F, G. Sibutramine HClCAS No. 84485-00-7C17H26ClN. HCl M.W. 279.86 36.46 Sibutramine-d7 HClCAS No. 1217293-98-5 (free base)C17H19ClND7. HCl M.W. 286.90 36.46 N-Desmethyl Sibutramine HClCAS No. 84467-94-7C16H24ClN.HCl M.W. 302.29 N-Desmethyl Sibutramine-d7 HClCAS No. 84467-94-7(non-labelled)C16H17ClND7. HCl M.W. 272.87 36.46 N, N-Didesmethyl Sibutramine HClCAS No. 84484-78-6C15H22ClN. HCl M.W. 251.80 36.46 N-Didesmethyl Sibutramine-d7 HClCAS No. 84484-78-6 (non-labelled)C15H15ClND7. HCl M.W. 258.84 36.46 N-Formyl N, N-Didesmethyl SibutramineCAS No. 84467-85-6C16H22ClNO M.W. 279.81 Benzyl Sibutramine HClCAS No. 1446140-91-5 (free base)C20H24ClN. HCl M.W. 313.87 36.46 Chloro-Sibutramine HClCAS No. 84485-08-5C17H25Cl2N. HCl M.W. 314.29 36.46 Homo Sibutramine HClCAS No. 935888-80-5 (free base)C18H28ClN. HCl M.W. 293.88 36.46 Sibutramine Impurity ECAS No. 140-53-4C8H6ClN M.W. 151.60 Sibutramine Impurity FCAS No. 28049-61-8C11H10ClN M.W. 191.66 Sibutramine Impurity HCAS No. 59242-93-2C14H14ClN M.W. 231.73 Sibutramine Impurity H Sibutramine Impurity IC15H21ClO M.W. 252.79 Sibutramine Impurity JCAS No. 186521-85-7C15H19ClO M.W. 250.77 Sibutramine Impurity 1C13H18ClN . HCl M.W. 223.75 36.46 Sibutramine Carbamic Acid Impurity 1- d6C17H18ClNO2D6 M.W. 315.88

Risedronic acid Working StandardFormula C7H11NO7P2Molar mass 283.112 Risedronic acid Impurity - A, B, C, D, E, F, G. Risedronic acid Related Product - A, B, C, D, E, F, G. Tetramethyl risedronateC11H19NO7P2 M.W. 339.22 Risedronic Acid Monosodium SaltCAS No. 115436-72-1C7H10NO7P2. NaM.W. 282.11 22.99 Risedronate Related Compound ACAS No. 105462-23-5C7H11NO7P2 M.W. 283.12 Risedronate related compound BC14H18N2Na2O12P4 M.W. 576.17 Risedronate Impurity CCAS No. 105462-25-7C7H11NO7P2 M.W. 283.12 Risedronic Acid N-OxideCAS No. 1630901-84-6C7H11NO8P2 M.W. 299.11 Risedronate DimerC14H18N2O13P4. 2Na M.W. 546.20 2 22.99