Dimethyl sulphoxide ≥99.9%, ChromAR® for HPLC, Macron Fine Chemicals™
Supplier: MACRON AVANTOR BRAND
Certificates
About this item
CAS Number:67-68-5
:
Formula:(CH₃)₂SO
MDL Number:MFCD00002089
:78.14 g/mol
Merck Index:13,03285
Boiling Pt:189 °C (1013 hPa)
Melting Pt:18,45 °C
Density:1,101 g/cm³ (20 °C)
Flash Pt:89 °C (closed cup)
Storage Temperature:Ambient
EINECS:200-664-3
Specifications
- Environmentally Preferable:Safer Human and Environmental Health
- Environmental certification:Chem21 Solvent Selection Guide recommended by default
Specifications
Specification Test Results
- ACS - Assay ((CH₃)₂SO) (by GC, corrected for water):≥99.9 %
- ACS - Residue after Evaporation:≤5 ppm
- ACS - Titrable Acid (meq/g):≤0.001
- ACS - Water (H₂O)(by KF, coulometric):≤0.05 %
- Optical Absorbance (1-cm path vs water) - 270 nm:≤0.40
- Optical Absorbance (1-cm path vs water) - 290 nm:≤0.18
- Optical Absorbance (1-cm path vs water) - 310 nm:≤0.06
- Optical Absorbance (1-cm path vs water) - 330 nm:≤0.02
- Optical Absorbance (1-cm path vs water) - 350 - 400 nm:≤0.01