Sodium Hydrosulfite
Property : white crystal powder,relative density is 2.3~2.4, very easy to dissolve in water;hard to dissolve in alcohols. It can beoxidated into Sodium bisulfite and Sodium bisulfate.
Molecular Formula : Na2S2O4
Molecule Weight : 174. 09
CAS NO .: 7775-14-6
Appearance : White Free Flowing Crystal Powder
Specification :
| Item |
Quality Index |
| Purity |
90% min |
88% min |
85% min |
| Zinc ( Zn) : |
0.0001% max |
0.0001% max |
0.0001% max |
| Heavy metals ( As Pb) |
0.0001% max |
0.0001% max |
0.0001% max |
| Iron (Fe) |
0.002% max |
0.002% max |
0.002% max |
| Water insoluble |
0.05% max |
0.05% max |
0.05% max |
Application: Used in paper pulp industry, Printing and dyeing industry, Textile industry, Porcelain clay processing and other industry.
Packing: Packed in 50kg iron drum, inside liner double-layer polyethylene bag.
Storage: store in dry, airproof and low temperature condition
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