Manufacturer DMSO / Dimethyl sulfoxide CAS 67-68-5
Dimethyl sulfoxide is an important non-proton polar solvent that is both soluble in water and soluble in organic solvents.It is widely used as solvent and reaction reagent, with high selective extraction ability.
| INSPECTION ITEMS | PRODUCT INDEX | INSPECTION RESULT | CONCLUSION |
| Characters | Colorless liquid or colorless crystals, hygroscopic, miscible with water and with alcohol. | ||
| DMSO CONTENT % | ≥ 99.5 | 99.90 | Passed |
| Relative density | 1.100-1.104 | 1.104 | Passed |
| Relative index | 1.478-1.479 | 1.4786 | passed |
| Related substances% | ≤ 0.1 | 0.05 | Passed |
| CRYSTALIAING POINT | ≤ 18.3° C | 18.3 | Passed |
| ACID VALUE (KOH)/g | ≤ 0.01 | 0.01 | Passed |
| REFEACTIVE INDEX (20° C) | 1.4775~1.4790 | 1.4780 | Passed |
| TRANSMITTANCE 400nm | ≥ 96.0 | 96 | Passed |
| Water Content % | ≤ 0.2 | 0.08 | Passed |
1. Used for the reaction medium of aromatic extraction, resin and dye, acrylic polymerization, solvent of drawing silk, etc.
2. Organic solvent, reaction medium and organic synthesis intermediate.
3. Used as analytical reagent and gas chromatographic stationary liquid, and also used as solvent in the analysis of ultraviolet spectra.
4. Antifreeze
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