| Product Name |
Dimethyl sulfoxide,
ACS spectrophotometric grade, ≥99.9% |
| Product Number |
154938 |
| Product Brand |
Sigma-Aldrich |
| CAS Number |
67-68-5 |
| Molecular Formula |
(CH3)2SO |
| Molecular Weight |
78.13 |
| |
| TEST |
SPECIFICATION |
| Appearance (Color) |
Colorless |
| Appearance (Form) |
Liquid |
| Infrared spectrum |
Conforms to Structure |
| UV Absorbance 400nm |
≤0.01 |
| UV Absorbance 350nm |
≤0.01 |
| UV Absorbance 330nm |
≤0.02 |
| UV Absorbance 310nm |
≤0.06 |
| UV Absorbance 290nm |
≤0.18 |
| UV Absorbance 270nm |
≤0.40 |
| Purity (GC) |
≥99.90 % |
| Water (by Karl Fischer) |
≤0.1 % |
| Residue on Evaporation |
≤0.01 % |
| Titratable acid |
≤0.001 MEQ/g |
| Meets ACS Requirements |
Current ACS Specification |
| |
10th Edition |
Certificate of Analysis
Certificate of Origin
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