Oxalic Acid
Molecular Fomula: C2H2O4 ·2H2O
Appearance:White Crystals
Package:25kg net in plastic woven bags lined with plastic bags
Technical Standard (GB1626-2008)
CAS NO:6153-56-6
Specification
|
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 |
/ |
/ |
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