Dimethyl sulphoxide ≥99.9% (by GC), Puriss. p.a. ACS, Riedel-de Haën™

Supplier: Honeywell Chemicals

Synonyms: DMSOMethyl sulphoxide

41640-1LEA 157.36 EUR
41640-1L 41640-2.5L HONC41640-25L 41640-100ML
Dimethyl sulphoxide ≥99.9% (by GC), Puriss. p.a. ACS, Riedel-de Haën™
Dimethyl sulphoxide


  • Value priced solution for applications such as preparative-scale HPLC, cleaning and organic synthesis
  • Suitable for less demanding applications such as routine isocratic HPLC
  • Variations and decrease issues traceable to solvent contamination
  • All solvents are tested to meet ACS general use specifications

Formula: (CH₃)₂SO
MW: 78,14 g/mol
Boiling Pt: 189 °C
Melting Pt: 18,5 °C
Density: 1,104 g/cm3
Flash Pt: 87 °C
Storage Temperature: Ambient
MDL Number: MFCD00002089
CAS Number: 67-68-5
EINECS: 200-664-3

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Specification Test Results

Appearance complying
Identity (NMR) complying
Assay (GC) min. 99.9 %
Refractive index (n 20/D) 1.478 - 1.480
Congealing - Freezing Point 17.5 - 20.4 °C
Non-volatile matter max. 0.005 %
Water (Karl Fischer) max. 0.1 %
Acid (by titration) max. 0.001 meq/g
Free acid (as CH₃COOH) max. 0.001 %
Aluminium (Al) max. 0.5 ppm
Barium (Ba) max. 0.1 ppm
Bismuth (Bi) max. 0.1 ppm
Calcium (Ca) max. 0.5 ppm
Cadmium (Cd) max. 0.05 ppm
Cobalt (Co) max. 0.02 ppm
Chromium (Cr) max. 0.02 ppm
Copper (Cu) max. 0.02 ppm
Iron (Fe) max. 0.5 ppm
Potassium (K) max. 0.5 ppm
Lithium (Li) max. 0.1 ppm
Magnesium (Mg) max. 0.1 ppm
Manganese (Mn) max. 0.02 ppm
Molybdenum (Mo) max. 0.1 ppm
Sodium (Na) max. 1 ppm
Nickel (Ni) max. 0.5 ppm
Lead (Pb) max. 0.1 ppm
Strontium (Sr) max. 0.1 ppm
Zinc (Zn) max. 0.1 ppm

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