Dimethyl sulphoxide ≥99.9% (by GC), CHROMASOLV™ for headspace gas chromatography, Riedel-de Haën™

Warning

Synonyms: DMSOMethyl sulphoxide

51779-1LEA 189.53 EUR
51779-1L 51779-2.5L
Dimethyl sulphoxide ≥99.9% (by GC), CHROMASOLV™ for headspace gas chromatography, Riedel-de Haën™
Dimethyl sulphoxide

Honeywell Chromasolv™ GC-headspace solvents:


  • Developed particularly for the identification and quantification of residual solvents in pharmaceuticals using GC-headspace methods described in monographs from the United States Pharmacopeia (USP) or the European Pharmacopoeia (Ph. Eur.) and following the International Conference on Harmonization of Technical Requirements for Registration of Pharmaceuticals for Human Use (ICH) guidelines
  • Very pure solvents with extremely low concentrations of the defined residual solvents

Formula: (CH₃)₂SO
MW: 78,14 g/mol
Boiling Pt: 189 °C
Melting Pt: 18,5 °C
Density: 1,104 g/cm³ (20 °C)
Flash Pt: 28,5 %(V)
Storage Temperature: Ambient
MDL Number: MFCD00002089
CAS Number: 67-68-5
EINECS: 200-664-3
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Specification Test Results

Assay (GC) Min. 99.9 %
Refractive index (n 20/D) 1.477 - 1.480
Water (Karl Fischer) Max. 0.04 %
UV-transmittance at 268 nm Min. 30 %
UV-transmittance at 275 nm Min. 60 %
UV-transmittance at 300 nm Min. 85 %
UV-transmittance at 350 nm Min. 95 %
UV-transmittance from 400 nm Min. 98 %
Suitability for the GC Headspace complying
Vapor Pressure 0.42 mmHg ( 20 °C)
Explosion Limit 42 %, 63 °F

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