CASR |
: | 75-05-8 |
Molecular Formula |
: | CH3CN |
Molecular Weight |
: | 41.05 |
| Specifications | |
|---|---|
| Description: | A clear colourless liquid. |
| Identification by IR spectra: | Conforms to structure |
| Solubility/Miscibility in water.: | Soluble / Miscible. |
| Colour (APHA): | Not more than 10 Hz |
| Density, 20°C: | 0.780 - 0.790 g/cm3 |
| Boiling range (95%): | 80°C-82°C |
| Refractive index, 20°C ± 0.5°C: | 1.342-1.344 |
| Residue on evaporation: | Not more than 0.005% |
| Ammonia(NH3): | Not more than 0.5 ppm |
| Titrable acid (Acidity): | < or = 8 µ eq/g (NMT 8.0 ml of 0.01N NaOH Should be required) |
| Titrable base (Alkalinity): | < or = 0.6 µ eq/g (NMT 4.5 ml of 0.01N HCl Should be required) |
| Propionitrile (CH3CH2CN) (by GC): | Not more than 300 ppm |
| Acrylonitrile (C3H3N) (by GC): | Not more than 5 ppm |
| Arsenic (As): | Not more than 0.15 ppm |
| Lead (Pb): | Not more than 0.5 ppm |
| Cadmium(Cd): | Not more than 0.2 ppm |
| Mercury(Hg): | Not more than 0.15 ppm |
| Iron(Fe): | Not more than 5 ppm |
| Copper(Cu): | Not more than 5 ppm |
| UV absorbance profile (10mm cell) at 190 nm: | 1.0 max. |
| UV absorbance profile (10mm cell) at 220 nm: | 0.05 max. |
| UV absorbance profile (10mm cell) at 254 nm: | 0.01 max. |
| Purity (By GC): | min. 99.90% |
| Water content (by KF): | Not more than 0.05% (w/w) |
| Total aerobic bacterial count: | 100 cfu/ml max |
| Total combined yeast and mould count: | 10 cfu/ml max |
| E.coli: | Must be Absent per ml |
| Salmonella: | Must be Absent per 10ml |
| Pseud. aeruginosa: | Must be Absent per ml |
| Staphylococcus aureus: | Must be Absent per ml |
| Bile-tolerant gram negative bacteria: | Must be Absent per ml |
| Bacterial endotoxins: | 2.5 EU/ml max |
