Product Specifications
Product Description
Synonyms: Ethanedioic acid;
Molecular Formula: C2H2O4
Molecular weight: 90.04
CAS No: 144-62-7
HS Code: 2917111000
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.
Hebei Hvton Chemical Co., Ltd is one of the largest chemical production base in China.
We have strong capital strength. Currently we have some chemical factories and research centers, mainly produce and sell chemical products\chemical raw materials. Our competitive advantages are High quality and low price.
In recent years, our products sold to many places of the world, and also won high evaluation from the clients.
