| Appearance | Light yellow to pale brown liquid or solid |
| Assay (purity) | ≥ 95% |
| Molecular Weight | 365.17 g/mol |
| Boiling Point | ~ 220°C (varies with concentration) |
| Solubility | Soluble in organic solvents like ethanol, acetone, and chloroform |
| Density | 1.0 – 1.2 g/cm³ |
| Odor | Mild, characteristic sulfur-like odor |
| Refractive Index | 1.488 – 1.490 |
| Heavy Metals (as Pb) | ≤ 10 ppm |
| Arsenic | ≤ 2 ppm |
| Chloride (Cl) | ≤ 0.5% |
| Sulphate (SO4) | ≤ 0.05% |