
| Dimethyl sulphoxide GC-HS 1LT | |||
| 90620LC100 | 439383313KY | ||
| GC-HS | 4393833 | ||
| 67-68-5 | 109050 | ||
| C2H6OS | November 2025 | ||
| 78.13 | October 2028 | ||
| Sr.No. | Test | Result | Specification | Method Reference |
|---|---|---|---|---|
| 1 | Description | Clear colourless liquid. | Clear colourless liquid. | |
| 2 | Assay (GC) | 99.97% | Min. 99.90% | |
| 3 | Boiling point(95%) | 190°C | ~ 189°C | |
| 4 | Wt. per ml, 20 deg C | 1.10g | ~1.10g | |
| 5 | Refractive index | 1.477 | ~1.479 | |
| 6 | GC-HS (Every residual solvent of class 1) | Less than 1 µg/g | ≤ 1 µg/g | |
| 7 | GC-HS (Every residual solvent of class 2) | Less than 5 µg/g | ≤ 5 µg/g | |
| 8 | GC-HS (Every residual solvent of class 3) | Less than 30 µg/g | ≤ 30 µg/g | |
| 9 | Each unknown peaks measured before DMSO peak | Less than 10 µg/g | ≤ 10 µg/g |
| Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |