CASR |
: | 127-19-5 |
Molecular Formula |
: | CH3CON(CH3)2 |
Molecular Weight |
: | 87.12 |
Specifications | |
---|---|
Appearance: | Clear, colourless, slightly hygroscopic liquid. |
Solubility: | Miscible with water, with ethanol (96 per cent). |
Boiling point: | ~165°C |
Identification A ( By Relative density, 20°C): | 0.941 - 0.944 |
Identification B (By Refractive index, 20±0.5°C): | 1.435 - 1.439 |
Identification C (By IR): | IR spectra of the sample should be concomitant with IR spectra of the standard. |
Identification D (By Chemical test): | A reddish-brown color develops, reaching a maximum intensity after about 5 minutes. |
Appearance of solution: | The solution is clear and not more intensely coloured than reference solution Y7 |
Acidity: | NMT 5.0ml of 0.02M potassium hydroxide is required to restore the initial bluish-green color. |
Alkalinity: | NMT 0.5ml of 0.02M hydrochloric acid is required to restore the initial yellow color. |
Related substances (N,N-dimethylformamide): | NMT 0.07% |
Related substances (Any impurity): | NMT 0.1% |
Related substances (Total impurity): | NMT 0.3% |
Heavy metals: | NMT 10 ppm |
Non-volatile matter: | NMT 20 ppm |
Water (By KF): | NMT 0.1% |
Bacterial endotoxins: | NMT 0.2 EU/mg |
Total aerobic bacterial count: | NMT 100 CFU/ml |
Total combined yeast and molds count: | NMT 10 CFU/ml |