CASR |
: | ------ |
Molecular Formula |
: | ------ |
Molecular Weight |
: | ------ |
| Specifications | |
|---|---|
| Appearance: | White or almost white powder. |
| Solubility: | Freely soluble in water, Insoluble in alcohol. |
| Identification A (By Chemical test): | Slightly alkaline solution |
| Identification B (sulfate): | A colorless solution; yield white precipitate |
| Identification C (for Sodium): | A dense white precipitate should produce |
| Identification D (By Assay): | 95.0% - 100.5% |
| Appearance of solution: | Clear and colorless solution |
| Thiosulfates: | 0.1% max |
| Iron (Fe): | 10 ppm max |
| Selenium (Se): | 10 ppm max |
| Zinc (Zn): | 25ppm max |
| Assay: | 95.0% - 100.5% |
