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Oxalic Acid

Oxalic Acid

Technical Standard (GB1626-2008)         

CAS NO:6153-56-6

Molecular Fomula: C2H2O4 ·2H2O

Appearance:White Crystals
Package:25kg net in plastic woven bags lined with plastic bags 

Application:

-Metallurgy industry :As precipitating and resolving agent for rare earth metal,etc.
-Organic Synthesis:For 2133 rein,ures form aldehyde powder etc.
-Light industry:Polishing of marble stone,removing rust bleaching products 
 of leather,wood and aluminium etc.
-Printing and dyeing Industry:As reducing agent,bleaching agent for textile.
-Pharmaceutical Industry:used in tetracydine,oxytetracycline,HCl ,Bornel etc.
-Others:As laboratory agent,solvents activator and basic materialsfor chemical industry

 

Specification

index

Premium  grade

First grade

Qualified grade

purity% ≥

99.6

99.4

99.0

suiphate group % ≤

0.08

0.10

0.20

ignition (850oC) % ≤

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

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