COA Center




Confirms to BP
2-Hydroxy-1,2,3-propanetricarboxylic acid monohydrate


500 g (00500)

5000 g (05000)

25 Kg (0025K)

50 Kg (0050K)

1PW1200500 1PW1204000 1PDL00030K 1PDLP0065K
Article No. 02861 Grade AR/ACS
Purity 99.5-102% CAS No. 5949-29-1
Molecular Formula C6H8O7.H2O Molecular Weight 210.14
H.S. Code 2918.1400 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Solid Colour White crystalline
Odour Odorless pH value 1.8 at 50 g/l at 20 °C
Melting point/ Freezing point [°C] 153°C Flash point [°C] 173.9 °C
Boiling point [°C] 175°C Vapour pressure mm/Hg 3.70E-009 mm Hg @ 250C
Vapour density 7.26 Density [g/cm3] 1.665
Solubility in water [% weight] 59.2% (20°C)


Appearance White or almost white, crystalline powder, colourless crystals or granules, efflorescent Assay (by NaOH titration) 99.5 -100.5% (on anhydrous substance)
Solubility Very soluble in water, freely soluble in ethanol (96 per cent) Identifications Passes BP test
Appearance of solution Passes BP test Residue on ignition (at 800°C) Max 0.02%
Insoluble matter (13.2% in water) Max 0.005% Chloride (Cl) Max 0.001%
Oxalate (as C2H2O4) - as per ACS Passes test Oxalic acid Max 0.036%
Sulphate (SO4) Max 0.002% Water (H2O) 7.5 - 9.0%
Substance carbonizable by hot H2SO4 Passes test Lead (Pb) Max 0.0002%
Iron (Fe) Max 0.0003% Phosphate (PO4) Max 0.001%

Safety Information and Hazard Symbols

Exclamation Mark
Symbol: GHS07
Signal Word: Danger
Hazardous Statement: H319
Precaution Statement: P305 + P351 + P338
Revision Date: 16-Aug-2022

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