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Property: White crystal & powder, free floating. Melting Point: 101°C-102°C Specific Gravity: 1.653 easily sublimate at 100°C easily dissolve in alcohol and water. Specification:
Oxalic Acid Content | 99.6% Min | 99.6% Min | 99.6% Min |
Sulphate (SO42-) | 0.002% Max | 0.005% Max | 0.01% Max |
Heavy metals (Pb2+) | 0.0005% Max | 0.0005% Max | 0.0005% Max |
Ferrous (Fe3+) | 0.0005% Max | 0.001% Max | 0.001% Max |
Chloride (Cl-) | 0.0005% Max | 0.001% Max | 0.001% Max |
Sio | 0.0005% Max | 0.001% Max | 0.001% Max |
Ca | 0.0002% Max | 0.0002% Max | 0.0002% Max |
Mg | 0.0001% Max | 0.0005% Max | 0.0005% Max |
Cu | 0.0002% Max | 0.0002% Max | 0.0002% Max |
Zn | 0.0002% Max | 0.0002% Max | 0.0002% Max |
Ni | 0.0002% Max | 0.0002% Max | 0.0002% Max |
Ignition Residue (850ºC) | 0.02% Max | 0.05% Max | 0.02% Max |
Usage: Electronic industry: to make electronic materials, to clean integrate circuit board. metallurgy industry: as precipitating and resolving agent for rare earth metal, etc. Others: as laboratory agent, solvents, activator and basic materials for chemical industry. Packing: 1.In plastic woven bag 25kg net, lined with PE bag. 2. In 1000kgs big bags.