China Glyoxal Calcium Oxalate Sodium Oxalate

Oxalic acid (Excellent Grade)
Synonym:Oxalic acid anhydrous; Anhydrous Oxalate; Ethanedioic acid
CAS No.:144-62-7
EINECS No.:205-634-3
Molecular Formula:C2H2O4
Molecular Weight:90.03548
Structure Formula:

StandarLean Pipe & Pipe Rack System d (Excellent Grade):

Items

Specifications

Appearance

White powder

purity (H2C2O4) (%)≥

99.5%

water(%)≤

1.0%

sulphate group(SO4-2) (%)≤

0.07%

Chorides(CPre-Press Equipment I-)(%)&lRelay & Contactor e;

0.00Tool Packaging 05%

Heavity metal(Pb+2) (%)≤

0.0005%

Ash(%)≤

0.01%

Iron Pipe & Tube System content(Fe+3) (%)≤

0.0005%

Uses:lt is mainly used as reductant and bleaching agent, mordant in printing and dyeing industry, also used to extract rare metals, synthesize various oxalates, oxalates and oxamides, etc.
Propertiies:Anhydrous acid is a king of tasteless hite powder sublimating in 110 ~ 120 ºC. In the dry heat air it can be weathered. 1g product can be dissolved in 7 ml cold water, 2 ml boiling water, 2.5 ml cold ethanol, 1.8 ml boiling alcohol, 100 ml ether, 5.5 ml glycerol but benzene, chloroform and petroleum ether. 0.1mol / L liquor had 1.3pH. The relative density is 1.653 and melting point is 189.2 ºC -189.5ºC
Storage:Sealed and stored in a light-resistant, cool, dry andventilative place.
Packing:25kg fibre drum