oxalic acid is a Chemicals product. Key specs — Origin: hebei; Price Term: EX-Work; Payment Term: T/T.
Product Description
Molecular formula(COOH)2.2H2O Molecular weight:40 CAS NO.:144-62-7 Appearance: white crystals Package: 25KG net in plastic woven bags lined with plastic bags Specification: index content Purity%≧ 99.6 99.4 99.0 Sulphate group%≦ 0.08 0.10 0.20 Loss on ignition(850℃)%≦ 0.08 0.10 0.20 Heavy metal %≦ 0.001 0.002 0.02 Iron content %≦ 0.0012 0.002 0.01 Chlorides %≦ 0.003 0.004 0.01 Calcium %≦ 0.0012 / / Properties: Oxalic acid forms fine colourless crystals ,readily soluble in water,with light nitrogen oxides-like odour.oxalic acid dehydrate begins to dissociate at temperature over 30℃,if heated quickly,it means at 101.5℃,anhydrous oxalic acid melts at 180℃.
Applications: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.
Packing:25/50 kgs grey colour PP bag of top grade linefilm,good properties of waterproof and avoid water ,solarization;
