Properties: Oxalic acid forms fine colourless crystals, readily soluble in water,
With light nitrogen oxides-like odour.
Use:
Purifying agent in pharmaceutical industry, special in antibiotic medication, such as Oxytetracycline, Chloramphenicol, etc;
Precipitating agent in Rare-earth mineral processing;
Bleaching agent in the textile activities, wood pulp bleaching;
Rust-remover for Metal treatment;
Grinding agent, such as Marble polishing;
Waste water treatment, removing calcium from water.
|
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 |
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