CASR |
: | ------ |
Molecular Formula |
: | ------ |
Molecular Weight |
: | ------ |
| Specifications | |
|---|---|
| Description: | A colourless or pale yellow, viscous liquid, having a slight sulfidic odor. Is hygroscopic. |
| Solubility: | Miscible with alcohol, freely soluble in water. |
| Specific gravity (25°C): | 1.241 to 1.250 |
| Refractive index (25°C): | 1.521 to 1.526 |
| pH (10% aq soln): | 3.5 to 7.0 |
| Water: | NMT 5.0% |
| Residue on ignition: | NMT 0.1% |
| Selenium: | NMT 30 µg/g |
| Assay (Anhydrous basis): | 97.0%-101.0% |
| Colour of solution: | The absorbance of 1% solution in water at 420nm should not be more than 0.10AU |
| Clarity of solution: | The %T of 1% solution in water at 650nm should not be less than 97.0% |
| Total aerobic microbial count: | NMT 100 CFU/ml |
| Total combined yeast and molds count: | NMT 10 CFU/ml |
| E.coli: | should be absent/ml |
| Pseud. aeruginosa: | should be absent/ml |
| Staphylococcus aureus: | should be absent/ml |
| Bile-tolerant gram negative bacteria: | should be absent/ml |
| Salmonella: | should be absent/10ml |
