Oxalic Acid AR/ACS 500Gram CDH

PRODUCT CODE 597665
SYNONYMS --
C.I. NO. --
CASR NO. (6153-56-6)
ATOMIC OR MOLECULAR FORMULA (COOH)2.2H2O
ATOMIC OR MOLECULAR WEIGHT 126.07
PROPERTIES Poisonous. Practically insoluble in benzene,
chloroform, petroleum ether.

PARAMETER LIMIT
Description Colourless or white crystals or crystalline powder free from efflorescence.
Solubility 10% solution in hot water is clear and colourless.
Minimum Assay (Oxidimetric) 99.5%
Melting range 98 - 106°C

MAXIMUM LIMIT OF IMPURITIES
Sulphated ash 0.1%
Insoluble matter 0.01%
Chloride (Cl) 0.0005%
Nitrogen compounds (N) 0.002%
Sulphate (SO4)
0.005%
Calcium (Ca) 0.001%
Copper (Cu) 0.0005%
Iron (Fe) 0.0002%
Lead (Pb) 0.0005%
Magnesium (Mg) 0.002%