COA Center




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


500 g (00500)

5000 g (05000)

25 Kg (0025K)

50 Kg (0050K)

1PW1200500 1PW1204000 1PDL00030K
Article No. 02863 Grade AR
Purity 99.5% CAS No. 77-92-9
Molecular Formula C6H8O7 Molecular Weight 192.13
H.S. Code 2918.1400 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Solid Colour White crystalline
Odour Odorless Melting point/ Freezing point [°C] 153 - 159 °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] Soluble in water


Appearance White crystalline powder Assay (alkalimetric) 99.5 - 100.5%
Identity (IR) Passes test Chloride (Cl) Max 0.001%
Insoluble matter in water Max 0.005% Iron (Fe) Max 0.0003%
Sulphate (SO4) Max 0.005% Phosphate (PO4) Max 0.001%
Heavy metal (as Pb) Max 0.0005% Arsenic (As) Max 0.0001%
Mercury (Hg) Max 0.0001% Lead (Pb) Max 0.0002%
Oxalate (as C2H2O4) Passes test Sulphated ash (at 600°C) Max 0.05%
Substance carbonizable by hot H2SO4 Passes test Water (by KF) Max 0.5%

Safety Information and Hazard Symbols

Exclamation Mark
Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H319
Precaution Statement: P305 + P351 + P338
Revision Date: 09-Aug-2022

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