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Acid Dyes

Our Complete range of products are Lake Patent Blue V, Ponceau 4r and Patent Blue V.

Lake Patent Blue V

3,000 /Kilogram Get Latest Price
Lake Colors SpecificationsPARAMETERS SPECIFIC REQUIREMENTTotal dye content (on Dry Basis) (% by mass) 12 - 18 22-28 35-42Moisture at 110C for 2Hrs. (% by mass) 17.00 (Max)pH of 2% slurry 3.5 - 7.0Bleeding or Free dye content (% by mass) 0.40 (Max)Sieve Analysis 325 mesh 85.00 (Min)Bulk density (gml) (% by mass) 0.15 - 0.40Lead& Heavy Metals, (mgkg). 20.00Arsenic, (mgkg). 3.00
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Ponceau 4r

550 /Kilogram Get Latest Price
Ponceu 4R SpecificationsC.I No. Food Colour Index No. I.S.I No. B.S. No. C.A.S No. Class16255 Red 7 2558 3342 (2611-82-7) MonoazoPurity TestPure Dye Content % (Min.) 82.00Loss On Dye At 135c & S.C. S % (Max) 18.00Water Insoluble Matter % (Max) 0.20Ether Extractable Matter % (max) 0.20Subsidiary Dyes % (Max) 1.00Organic CompoundsOther Than Coloring Matters% (max) 0.50Unsulsonated Primary Aromatic Amines % (Max) 0.01Arsenic (AS"As") PPM(Max 1.00Lead (as"pb") PPM (Max) 10.00Mercury (As"Hg") PPM (Max) 1.00CadMium (As"Cd") PPM (Max) 1.00Heavy Metals PPM (Max) 40.00Dye Intermediates % by mass 0.500
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Patent Blue V

5,000 /Kilogram Get Latest Price

patent blue v specifications c.i no. food colour index no. i.s.i no. b.s. no. c.a.s no. class 42051 blue 5 - - - triaryl methane purity test pure dye content % (min.) 85.00 loss on dye at 135c & s.c. s % (max) 15.00 water insoluble matter % (max) 0.20 ether extractable matter % (max) 0.20 subsidiary dyes % (max) 2.00 organic compounds other than coloring matters% (max) 0.50 unsulsonated primary aromatic amines % (max) 0.01 arsenic (as"as") ppm(max 3.00 lead (as"pb") ppm (max) 10.00 mercury (as"hg") ppm (max) 1.00 cadmium (as"cd") ppm (max) 1.00 heavy metals ppm (max) 40.00.

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