Synonyms: DMSO; Methyl sulfoxide
Formula: (CH3)2SO
Formula Weight: 78.13
CAS No.: 67-68-5
Purity: ≥99.9% (GC); ≥99.9%
Density: 1.10 g/mL(lit.)
Suitability: tested for GC-HS
Caution: Supercools easily and remelts slowly at room temperature. Solidified product can be re-liquified by warming to room temperature without detriment to the product.
Assay: ≥99.9% (GC)
Autoignition Temp.: 573°F
BP: 189°C(lit.)
Density: 1.10 g/mL(lit.)
Expl. Lim.: 42 %, 63°F
MP: 16-19°C(lit.)
Refractive Index: n20/D 1.479
Suitability: GC-Headspace tested
Vapor Density: 2.7 (vs air)
Vapor Pressure: 0.42 mmHg ( 20°C)