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Synonyms Oxalic acid anhydrous; Ethanedionic acid
Molecular Formula C2H2O4
Molecular Weight 90.03
CAS Registry Number 144-62-7
EINECS 205-634-3
Density 1.9
Melting point 189-191 ºC
Sublimation 101-157 ºC
Water solubility 90 g/L (20 ºC)
Anhydrous oxalic acid is pure oxalic acid H2C2O4, with no other ingredients and no crystal water.
Generally speaking, oxalic acid refers to a solution of a certain concentration of pure oxalic acid and water.
Specification :
|
Purity |
99.5%min. |
|
Moisture |
0.5%max |
|
Sulphate |
0.07%max. |
|
Heavy metals (Pb+) |
0.0008%max. |
|
Ferrous (Fe3+) |
0.0013%max. |
|
Chloride (Cl-) |
0.0015%max. |
|
Ignition residue(850 oC) |
0.05%max. |
Capacity: 25MT/20FCL without pallet
Storage: Oxalic acid should be stored in a cool, dry, well-ventilated area in tightly sealed containers.
Packing: in 25kg bag or jumbo bag
