Dimethyl sulphoxide ≥99.9% (by GC) ACS

Supplier: CHEM IMPEX INTL INC MS

Synonyms: Methanesulphinylmethane, Methyl sulphoxide, Dimethyl(oxido)sulphur, DMSO

00635-1L 00635-10L
102615-454EA 170.83 USD
102615-454 102629-800
Dimethyl sulphoxide ≥99.9% (by GC) ACS
Dimethyl sulphoxide

Used in determination of organic volatile impurities; solvent.

Formula: (CH₃)₂SO
Boiling Pt: 188...190 °C
Density: 1.10 g/cm³
Storage Temperature: Ambient
MDL Number: MFCD00002089
CAS Number: 67-68-5
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Specification Test Results

Appearance Clear, Colorless Liquid
Water Content (Karl Fisher) ≤0.1%
pKa ≤31.3
UV Ratios, A350 - 400 nm ≤0.01
UV Ratios, A330 nm ≤ 0.02
UV Ratios, A310 nm ≤0.06
UV Ratios, A290 nm ≤0.18
UV Ratios, A270 nm ≤0.40
Titrable Acid ≤0.001 meq/g
Purity by GC ≥99.9%
Residue after Evaporation ≤0.01%


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