Product Description
Oxalic Acid H2c2o4
Purity: 99.6%, 99.4%, 99.0%
Molecular formula: C2H2O4.2H2O
CAS No.: 144-62-7
1 Oxalic Acid Appearance:
White transparent crystal combining two crystal water, melting point: 101° C-102° C, Specific Gravity: 1.653, easily sublimate at 100° C, easily dissolve in alcohol and water.
2 Oxalic Acid Specifications:
1. Type: Oxalic Acid 99.6%, 99.4%, 99.0%;
2. Appearance: White crystals
3 Oxalic Acid Use:
1) In Metallurgy industry: As precipitating and separating function for Rare-earth metal.
2) In pharmaceutical industry: Used in Tetracycline, Oxytetracycline, 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 chemical.
Oxalic Acid H2c2o4 index | Super grade | First grade | Normal grade |
purity% ≥ | 99.6 | 99.4 | 99.0 |
sulphate group % ≤ | 0.08 | 0.10 | 0.20 |
ignition (850 o C) % ≤ | 0.08 | 0.10 | 0.20 |
heavy metal % ≤ | 0.001 | 0.002 | 0.02 |
Iron content % ≤ | 0.0012 | 0.002 | 0.01 |
chlorides % ≤ | 0.003 | 0.004 | 0.01 |
calcium % ≤ | 0.0012 | / | / |