China N, N-Dimethylformamide CAS 68-12-2 DMF, Find details about China N N-Dimethylformamide, N N-Dimethylformamide Supplier from N, N-Dimethylformamide CAS 68-12-2 DMF
Dimethylformamide / dmf Specification:
item | specification | results |
pt-co chrominance | ≤10 | 5 |
dimethylamine ppm | ≤15 | 1 |
formic acid ppm | ≤25 | 2 |
PH:25ºC 20% aqueous solution | 6.5-8.0 | 7.0 |
electric conductivity:25ºC 20% aqueous solution us | ≤10 | 0.14 |
moisure ppm | ≤500 | 106 |
Fe ppm | ≤0.05 | 0.005 |
methanel ppm | ≤20 | 2 |
heavy compoment(dimethyl acetamide) ppm | ≤500 | 39 |
DMF % | ≥99.9 | 99.98 |