Oxalic Acid
Synonym:Ethanedioic Acid
Molecular Formula: (COOH)2·2H2O
Molecular Weight: 126
CAS No: 144-62-7
EINECS:205-634-3
Property: 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.
Technical standard GB/T1626-2008
|
Oxalic Acid Content |
99.6% Min |
|
Sulphate(SO42-) |
0.08% Max |
|
Heavy Metals(Pb2+) |
0.001% Max |
|
Ferrous(Fe3+) |
0.0015% Max |
|
Chloride(Cl-) |
0.003% Max |
|
Ignition Residue(850oC) |
0.08% Max |
Usage:
In Metallurgy industry: as precipitating and separating function for Rare-earth metal.
In pharmaceutical industry: used in Tetracycline, Oxytetracycline, 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.
In other aspects: as analysis reagent, raw material of chemicals.
Packing:25/50kg net in plastic woven bags lined with plastic bags , 25kg net kraft bag, lined with PE bag，and 1000kg net jumbo bag.
