Dimethyl sulphoxide extrapure 2.5LT | |||
10620LC250 | 615560223AW | ||
Extrapure | 6155602 | ||
67-68-5 | 90614 | ||
C2H6OS | January 2023 | ||
78.13 | December 2027 | ||
Sr.No. | Test | Result | Specification |
---|---|---|---|
1 | Description | Clear colourless liquid. | Clear colourless liquid. |
2 | Solubility | Complies | Soluble in water. |
3 | Assay (GC) | 99.98% | min. 99.00% |
4 | Boiling point(95%) | 191 deg C | 189 - 193 deg C |
5 | Refractive index | 1.479 | 1.478 - 1.479 |
6 | Free acid(as CH3COOH) | 0.004% | 0.01% max. |
7 | Substances discoloured by sulphuric acid(H2SO4) | Complies | Passes test |
8 | Water | 0.03% | 0.20% max. |
Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |