C2H6OS
Dimethylsulfoxide Meets ACS/EP/BP/USP spec.
Main characteristics
| M | 78.13 |
|---|---|
| D | 1.1 |
| b.p | 189 °C |
| m.p | 18.4 °C |
- Danger : H: P:305+351+338-501
Product specificities
| Identification A | Passes EP/BP/USP tests |
|---|---|
| Identification B | Passes EP/BP/USP tests |
| Identification C | Passes EP/BP tests |
| Identification D | Passes EP/BP tests |
| Identity (IR) | Meets the requirements |
| Appearance | Colorless liquid or crystals |
| Relative density (d20/20°C) | 1.100-1.104 |
| Specific gravity | 1.095-1.101 |
| Refractive index (20/D) | 1.478-1.479 |
| Refractive index (25/D) | 1.4755-1.4775 |
| Freezing point | 18.3-19.0°C |
| Acidity | max. 0.05meq/gr |
| Solubility | Miscible with Water & Ethanol 96% |
| Water (KF) | max. 0.1%w/w |
| A275nm | max. 0.20AU |
| A285nm | max. 0.20AU |
| A295nm | max. 0.20AU |
| A285/A275nm | max. 0.65AU |
| A295/A275nm | max. 0.45AU |
| A270-350nm | No absorption maximum |
| Related substances | Meets the requirements |
| Any impurity | max. 0.03% |
| Total of other impurities | max. 0.1%w/w |
| Assay (GC, on anhydrous basis) | min. 99.9% |
| Residual solvents | Meets the requirements |
| Residue after evaporation | max. 0.001%w/w |
| Substances darkened by KOH | max. 0.023AU |
| Cr (Chromium) | max. 0.1ppm |
| Cu (Copper) | max. 0.1ppm |
| Fe (Iron) | max. 0.1ppm |
| Ir (Iridium) | max. 0.1ppm |
| Mn (Manganese) | max. 0.1ppm |
| Mo (Molybdenum) | max. 0.1ppm |
| Ni (Nickel) | max. 0.1ppm |
| Os (Osmium) | max. 0.1ppm |
| Pd (Palladium) | max. 0.1ppm |
| Pt (Platinum) | max. 0.1ppm |
| Rh (Rhodium) | max. 0.1ppm |
| Ru (Ruthenium) | max. 0.1ppm |
| V (Vanadium) | max. 0.1ppm |
| Zn (Zinc) | max. 0.1ppm |
