we offer glycerin (p). glycerol, also called glycerine or glycerin is a simple polyol (sugar alcohol) compound. it is a colorless, odorless, viscous liquid that is widely used in pharmaceutical formulations. glycerol has three hydroxyl groups that are responsible for its solubility in water and its hygroscopic nature. the glycerol backbone is central to all lipids known as triglycerides. glycerol is sweet-tasting and is non-toxic. product informationcas no 56-81-5chemical formula (hoch)chohhill formula chomolar mass 92.1 gmolphysicochemical informationdensity 1.26 gcm3 (20 c)melting point 18 cboiling point 290 c (1013 hpa) (decomposition)explosion limit 2.6 - 11.3 %(v)ignition temperatare 400 cph value 5 (100 gl, ho, 20 c)vapor pressure < - 0.001 hpa (20 c)solubility (20 c) solubleflash point 199 c