Dimethyl sulfoxide ≥99.9%, CHROMASOLV™ for headspace gas chromatography, Riedel-de Haën™
Supplier: Honeywell Research Chemicals
Warning
|
Synonyms:
Methyl sulfoxide
, DMSO
, Methyl sulphoxide
51779-6X1L
BJ51779-1LCS
2488
USD
BJ51779-1L
Dimethyl sulfoxide ≥99.9%, 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 |
Specification Test Results
Suitability for the GC Headspace | complying |
Assay (GC) | min. 99.9 % |
Refractive index (n 20/D) | 1.477 - 1.480 |
Water (Karl Fischer) | max. 0.04 % |
Absorbance at 268 nm | max. 0.522 |
Absorbance at 275 nm | max. 0.221 |
Absorbance at 300 nm | max. 0.070 |
Absorbance at 350 nm | max. 0.022 |
Absorbance at 400 nm | max. 0.008 |
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