Dimethyl sulphoxide ≥99.9% (by GC), Puriss. p.a. ACS, Riedel-de Haën™
:67-68-5
:
:(CH₃)₂SO
:MFCD00002089
:78.14 g/mol
:13,03285
:189 °C
:18.5 °C
:1.104 g/cm³ (20 °C)
:28.5 %(V)
:Ambient
:200-664-3
- Environmentally Preferable:Safer Human and Environmental Health
- Environmental certification:Chem21 Solvent Selection Guide recommended by default
- 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
- Vapor Density:2.7 (vs air)