Factory DMSO/ Dimethyl Sulfoxide 67-68-5
CAS No:67-68-5
Appearance:C2H6OS
| ITEM | SPECIFICATION | RESULTS |
| Pt-Co chrominance | ≤10 | 5 |
| dimethylamine ppm | ≤15 | 1 |
| Formic acid ppm | ≤25 | 2 |
| PH: 25°C 20%Aqueous solution | 7.0-7.5 | 7.0 |
| Electric Conductivity: 25°C 20% Aqueous solution, us | ≤10 | 0.14 |
| Moisture ppm | ≤500 | 100 |
| Fe ppm | ≤0.05 | 0.005 |
| Methanel ppm | ≤20 | 2 |
| Heavy compoment (dimethyl Acetamide) ppm |
≤500 | 39 |
| DMF % | ≥99.9 | 99.98 |

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