Oxalic Acid

Oxalic acid Industry Standard: National Standard

Oxialic Acid

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: 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.

Technical data and reference feed rate

Items	Spec
TOTAL ACIDITY %≥	99.6
ASH %≤	0.1
IRON ≤	0.02
LOSS ON IGNITION %≤	0.08
SULFATE%≤	0.1
CHLORIDE ppm≤	20
HEAVY METAL ppm≤	10

 

Oxalic acid is used in the restoration of old wood. Its reducing properties are utilized in , the early photographic platinum/palladium printing process.

Oxalic Acid