CASR |
: | 7681-57-4 |
Molecular Formula |
: | Na2S2O5 |
Molecular Weight |
: | 190.1 |
Specifications | |
---|---|
Description: | Fine white crystalline powder. |
Solubility: | Freely soluble in water. Slightly soluble in alcohol. |
Assay: | Min. 97.00 % |
Insoluble matter: | 0.005% max |
Chloride(Cl): | 0.02% max |
Iron(Fe): | 0.0005% max |
Lead(Pb): | 0.001% max |
Arsenic (As): | 0.00005% max |