Oxalic Acid 99.5%

Use: 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 from water Item standard State&Colour Colorless crystal Oxalic Acid(C2H2O4.2H2O),% 99.6 min Sulfate(SO42-) 0.08 max Chloride(Cl-) 0.003 max lron(Fe3+),% 0.0015 max Heavy metals(Pb2+),% 0.001 max Lgnition Residue(850.C) 0.08 max