GLYCEROL
GLYCEROL AR
Confirming to USP
Short Name: GLYCEROL
Synonym: 1,2,3-Propanetriol; Glycerin
Basic Details
Article No.
LG2306
Grade
AR
Purity
99.5%
CAS No.
56-81-5
HS Code
2905.4500
Shelf Life
60 Months
Packings Avialable
Physical Properties
Physical state at 20 °C
Liquid
Colour
Clear colorless
Odour
Odorless
pH value
5.5 - 8
Melting point/ Freezing point [°C]
20 °C
Auto-ignition temperature [°C]
370°C
Flash point [°C]
160 °C
Boiling point [°C]
182 °C
Vapour pressure mm/Hg
0.0033 mm Hg at 50 °C
Vapour density
3.18
Density [g/cm3]
1.25
Solubility in water [% weight]
Soluble in water
Explosion limits -lower [%]
0.90%
Chemical Specifications
Appearance
Clear colorless viscous liquid
Assay (on anhydrous basis)
Min 99.5%
Fatty acids and esters
Max 1.0 ml of 0.5N NaOH consumed
Colour scale
To Pass USP test
Chloride (Cl)
Max 0.001%
Sulphate (SO4)
Max 0.002%
Chlorinated compounds
Max 0.003%
Moisture content
Max 0.5%
Heavy metal (as Pb)
Max 0.0005%
Residue on ignition
Max 0.01%
Specific gravity (at 25°C)
Min 1.249
Total impurities (Chromatographic including Diethylene glycol)
Max 1.0%
Individual impurities
Max 0.1%
Safety Information & Hazard Symbols