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甘油
Product Parameter Specification
Description Test

Refined Glycerine USP/BP Appearance of solution Clear, Colourless
Identification Pass
Glycerol content 99.5% (min)
Specific gravity 1.2606 (min )
Colour APHA 10 APHA (max)
Fatty Acid & Ester (as Na2O) 0.025 % (max)
Chlorides 10 ppm (max)
Residue on Ignition 0.01 % (max)
Sulphates 0.002 % (max)
Heavy metals 5 ppm (max)
Arsenic Negligible
Chlorinated Compounds 0.003 % (max)
Water 0.5 % (max)
Diethylene glycol 0.025 % (max)
Ethylene Glycol 0.025 % (max)
Individual Impurity 0.1 % (max)
Total Impurities 1 % (max)
Aldehydes & Reducing substance 5 ppm (max)
Acidity or Alkalinity ml 0.1 M NaOH 0.2 (max)
Refractive Index (n20D) 1.47 -1.475
Sugars Negative
INCI: Glycerol

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