Brand: Greagent
Item code: G75927B
Packing: 500ml
General Information
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Chemical Name: Dimethyl Sulfoxide (DMSO)
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Synonyms: Methyl sulfoxide; Sulfinylbismethane; Dimethyl sulphur oxide
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Appearance: Colorless liquid or solidified mass (freezes below 18.4 °C)
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Boiling Point: 189.0 °C
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Melting Point: 18.4 °C
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Flash Point: 85.0 °C
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Density: 1.1
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Shipping Condition: Ambient temperature
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Storage Condition: Store at room temperature
Identifiers
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CAS No.: 67-68-5
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Molecular Formula: C2H6OS
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Molecular Weight: 78.13
Hazardous Information
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Hazard Class: 36/37/38
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Hazard Symbols: Xi
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Safety Phrases (S): 24/25-37/39-26-36-23
Quality Specifications (Executive Standard: HG/T 5345-2018)
| Test Item | Specification |
| Purity (GC) | ≥ 99.5% |
| Color (Hazen / Pt-Co) | ≤ 10 units |
| Density (20°C) | 1.099 – 1.102 g/mL |
| Refractive Index (n20/D) | 1.477 – 1.480 |
| Crystallizing Point | ≥ 18.0 °C |
| Residue after Evaporation | ≤ 0.01% |
| Water Content (H2O) | ≤ 0.1% |
| Acidity (as H+) | ≤ 0.001 mmol/g |
