OXALIC ACID AR/ACS

Article No. Grade Purity CAS No. Molecular Formula Molecular Weight H.S. Code Shelf Life
SC0233 AR/ACS 99.50% 6153-56-6 C2H2O4.2H2O 126.07 2917.1110 60 Months

Packings

500 g

Physical Properties

Physical state at 20 °C Solid
Colour Colorless crystalline
Odour Odorless
pH value 1.3
Melting point/ Freezing point [°C] 189.5 °C
Boiling point [°C] 157 °C
Vapour pressure [20°C] < 0.01 hPa at 20 °C
Vapour density 4.4
Density [g/cm3] 1.9
Solubility in water [% weight] 1g/7ml of water

Specifications

Appearance White crystalline powder
Assay Min 99.5%
Insoluble matter Max 0.005%
Chloride (Cl) Max 0.0005%
Sulphate (SO4) Max 0.005%
Total nitrogen (N) Max 0.001%
Reaction against H2SO4 Passes test
Heavy metal (as Pb) Max 0.0005%
Calcium (Ca) Max 0.001%
Iron (Fe) Max 0.0002%
Residue on ignition (at 800°C) Max 0.01%

Safety Information and Hazard Symbols

Corrosion Exclamation Mark
Symbol GHS05, GHS07
Signal Word Danger
UN No. 3261
IMCO Class No. 8
Packing Group III
Hazardous Statement H302 + H312-H314
Precaution Statement P280-P305 + P351 + P338-P310
Risk Statement
Safety Statement
Revision Date : 14-Dec-2013