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Oxalic acid


  • Detailed introduction: Synonyms : Ethanedioic acid; Molecular Formula: C2H2O4 Molecular weight: 90.04 Cas No: 144-62-7 HS Code: 2917111000 Items Spec


 

Detailed introduction:

 

Synonyms : Ethanedioic acid;

Molecular Formula: C2H2O4

Molecular weight: 90.04

Cas No: 144-62-7

HS Code: 2917111000

Items

Spec

TOTAL ACIDITY

99.6% min

ASH

0.1% max

IRON

0.02% max

LOSS ON IGNITION

0.08% max

SULFATE

0.1% max

CHLORIDE

20ppm max

HEAVY METAL

10ppm max

Properties:

Oxalic acid forms fine colourless crystals, readily soluble in water, with light nitrogen oxides-like odour. Oxalic acid dihydrate begins to dissociate at temperature over 30 0C. If heated quickly, it melts at 101.5 0C,anhydrous oxalic acid melts at 180 0C.

Applications:

1.Purifying agent in pharmaceutical industry, special in antibiotic medication, such as Oxytetracycline , Chloramphenicol , etc;

2.Precipitating agent in Rare-earth mineral processing;

3.Bleaching agent in the textile activities, wood pulp bleaching;

4.Rust-remover for Metal treatment;

5.Grinding agent, such as Marble polishing;

6.Waste water treatment, removing calcium form water

 

Packing:

 

25kg/50kg net bag , 23mts in the 20’ FCL