Oxalic Acid
Molecular formula: (COOH)2.2H2O
Molecular Weight: 40
CAS No.: 144-62-7
HS CODE: 29171110
Specification:
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
Packing: In 25kg or 50kg polyethylene film bag with outer polypropylene woven bag. Can be palletized.
Property: White crystal & powder; 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.
Use:
Bleaching agent in the textile activities, wood pulp bleaching;
Purifying agent in pharmaceutical industry, special in antibiotic medication, such as Oxytetracycline, Chloramphenicol, etc;
Precipitating agent in Rare-earth mineral processing;
Rust-remover for Metal treatment;
Grinding agent, such as Marble polishing;
Waste water treatment, removing calcium from water.
Precipitating agent in Rare-earth mineral processing
Dongguan Pangshi Import and Export Co., Ltd was established in 1998, approved by Ministry of Commerce of the People's Republic of China, located in Dongguan city which is about 30 minutes' drive from Guangzhou and 50 minutes' drive from Hong Kong. We are a professional manufacturer and sales company of Chemical products, . With more than 500 hundred employees, and over 100 technicians, equipped with the most advanced equipment in the world, we can provide you with high quality goods with very competitive price.
Our main products include organic and inorganic chemicals, dyestuff, and they are widely used in painting, coating industry, rubber industry, water treatment and feed industry etc. At present we have already established business relationships with customers from Europe, America, Middel East, Africa, Russia, India, more than 40 countries and regions.
We can't develop without our joint efforts of all employees, as well as our new and old customers' the long-term cooperation and support. We are in line with "sincerity, pragmatic, pioneering and innovative" principle and purpose, sincerely welcome customers from all over the world to cooperate with us.
