COA Center



TWEEN 20 Hipure

Conforms to pharma grade
Polyethylene glycol sorbitan monolaurate, Polyoxyethylenesorbitan monolaurate

Article No. 6417D Grade Hipure
Purity CAS No. 9005-64-5
Molecular Formula C58H114O26 Molecular Weight 1227.72
H.S. Code 3402.4200 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Viscous Liquid Colour Light yellow
pH value 7.0 Flash point [°C] > 110.0
Initial boiling point [°C] 100.0 Vapour pressure [20°C] < 1.33 hPa
Relative density, liquid (water=1) 1.1050


Appearance Oily, yellow or brownish-yellow, clear or slightly opalescent liquid Solubility Soluble in water, in anhydrous ethanol, in ethyl acetate and in methanol, practically insoluble in fatty oils and in liquid paraffin
Relative density About 1.10. Viscosity (25°C) About 400 mPa·s
Identification To comply pharma test Acid value (mg KOH/gm) Max 2.0
Hydroxyl number 96.0 to 108.0 Peroxide number Maximum 10.0.
Sapnofication value 40.0 to 50.0 Composition of fatty acids To comply pharma test
Heavy metal (as Pb) Max 0.001% Water (H2O) Max 3.0%
Total ash Max 0.25%
Revision Date: 25-Jul-2022

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