Specification:
Oxalic acid content: 95% 99.6% Min
Sulphate: 0.08% Max
Heavy metal: 0.001% Max
Ferrous: 0.0015% Max
Ignition residue (850 degree): 0.008% Max

Usage:
1. In Metallurgy industry: As precipitating and separating function for Rare-earth metal.
2. In pharmaceutical industry: Used in Tetracycline, Oxytetracycline, Phenobarbital, and Borneol, etc.
3. In Light industry: Polishing for Marble, rust-remover, bleaching, dirt-remover, leather-processing, wood, and aluminium products etc.
4. 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.
5. In organic synthetic: Used in 2133 resin, Urea-formaldehyde molding powder, Butadiene catalyst, etc.
6. In electron industry: Preparation of chemicals raw material for porcelain capacitor, preparation of electron equipment detergent.
7. In other aspects: As analysis reagent, raw material of chemicals.