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Confirming to IP
1,2,3-Propanetriol; Glycerin


500 ml (00500)

1000 ml (01000)

2500 ml (02500)

25 Liters (0025K)

200 Liters (0200K)

500 ml (005PT)

1000 ml (010PT)

2500 ml (025PT)

2PPB002500 2PDU00A25K 2PDL00200K
Article No. 00155 Grade Extra Pure
Purity 98% CAS No. 56-81-5
Molecular Formula C3H8O3 Molecular Weight 92.09
H.S. Code 2905.4500 Shelf Life 60 Months

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%


Appearance A clear, colourless or almost colourless, odourless; very hygroscopic,syrupy liquid Assay (on anhydrous basis) 98 - 101%
Identification as per IP To comply Clarity (50% w/v in distilled water) Clear
Colour (10 ml of 50% w/v solution diluted to 25 ml) Colorless Refractive index (20°C; 589 nm) 1.470 - 1.475
Acidity Max 0.2 ml of 0.1 N NaOH required for 50 ml of 50% w/v solution Alkalinity NIL
Heavy metal (as Pb) Max 0.0005% Iron (Fe) Max 0.0004%
Chloride (Cl) Max 0.0025% Sulphate (SO4) Max 0.003%
Aldehyde and reducing substance To Pass IP test Ester Min 8.0 ml of 0.1M HCl required to decolorise the 50 ml of 50% w/v solution of glycerin in water
Ethlylene glycol, diethylene glycol and related substances To comply Sugar To pass IP test
Sulphated ash Max 0.01% Water (H2O) Max 2%
Revision Date: 03-Jul-2023

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