Dimethyl sulphoxide extrapure 2.5LT | |||
10620LC250 | 416030204JW | ||
Extrapure | 4160302 | ||
67-68-5 | 97119 | ||
C2H6OS | October 2023 | ||
78.13 | September 2028 | ||
Sr.No. | Test | Result | Specification |
---|---|---|---|
1 | Description | Clear colourless liquid. | Clear colourless liquid. |
2 | Assay (GC) | 99.99% | min. 99.00% |
3 | Boiling point(95%) | 191 deg C | 189 - 193 deg C |
4 | Refractive index | 1.479 | 1.478 - 1.479 |
5 | Free acid(as CH3COOH) | 0.002% | 0.01% max. |
6 | Substances discoloured by sulphuric acid(H2SO4) | Complies | Passes test |
7 | Water | 0.08% | 0.20% max. |
Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |