Description

Items Spec TOTAL ACIDITY %≥ *9.6 ASH %≤ 0.1 IRON ≤ 0.*2 LOSS ON IGNITION %≤ 0.*8 SULFATE%≤ 0.1 CHLORIDE ppm≤ *0 HEAVY METAL ppm≤ *0 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 *0 0C. If heated quickly, it melts at **1.5 0C, anhydrous oxalic acid melts at **0 0C. 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: *5/*0 kgs grey colour PP bag of top grade linerfilm, good properties of waterproof and avoid water, solarization;