Oxalic Acid Content	99.6%Min	99.4%Min
Sulphate	0.08%Max	0.10%Max
Heavy Metals(Pb2+)	0.001%Max	0.002%Max
Ferrous(Fe3+)	0.0015%Max	0.002%Max
Chloride(Cl-)	0.003%Max	0.004%Max
Ignition Residue(850℃)	0.08%Max	0.10%Max

Application:

In Metallurgy industry:as precipitating and separating function for Rare-earth metal.

In pharmaceutical industry:used in Tetracyline,Oxtetracycline,Phenobarbital,and Borneol,etc.

In Light industry: polishing for Marble,rust-remover,bleaching,dirt-remover,leather-processing,wood,and aluminium products etc.

In Dyeing and printing industry: as reducing agent for dyeing and printing industry,as bleaching agent for textile,substitute for Acetic acid,as coloring mordant for fast pigment dyestuff.

In organic synthetic:used in 2133 resin,Urea-formaldehyde molding powder,Butadiene catalyst,etc.

In electron industry: preparation of chemicals raw material for porcelain capacitor,preparation of electron equipment detergent