A colourless and odourless, sweet-tasting viscous liquid and it is hygroscopic. It is a good solubilizer, plasticizer, moisturi Quality Control Data 1 MethodSpecified RangeTypical valuesRelative density 20 /20°C2ISO 2099 (Part 2) : 19721.2623 min1.2632Refractive index n20D2APAG-GL-006 : 19881.4731 min1.4737Glycerine content %1APAG-GL-009 : 198899.5 min99.8Colour APHA1ASTM D1209 : 199310 max2. ...