SODIUM IODIDE
SODIUM IODIDE
| Article No. | 548405 |
| Grade | Extra Pure |
| Purity | 99% |
| CAS No. | 7681-82-5 |
| Molecular Formula | NaI |
| Molecular Weight | 149.89 |
| H.S. Code | 2827.6020 |
| Shelf Life | 36 Months |
Physical properties
| Physical state at 20 °C | Solid |
| Colour | White crystalline |
| Odour | Odorless |
| pH value | 8 – 9.5 |
| Melting point/ Freezing point [°C] | 651°C |
| Boiling point [°C] | 1300°C |
| Vapour pressure mm/Hg | 1 mm Hg at 7670 °C |
| Density [g/cm³] | 3.67 |
| Solubility in water [% weight] | 184 g/100 ml water at 25°C |
Specifications
| Appearance | A white crystalline powder |
| Assay (on dried basis) | 99 – 100.5% |
| Identity | Passes test |
| Appearance of solution | Passes test |
| Impurities with alkaline reaction | Passes test |
| Sulphate (SO4) | Max 0.01% |
| Iodate (as per BP, USP) | Passes test |
| Thiosulphate (S2O3) | Passes test |
| Thiosulphate and barium | Passes test |
| Total nitrogen (N) | Max 0.001% |
| Heavy metal (as Pb) | Max 0.001% |
| Iron (Fe) | Max 0.0005% |
| Potassium (K) | Max 0.05% |
| Loss on drying (at 105°C) | Max 3% |
| Water | Max 2% |
| Bromide & chloride (Cl) | Max 0.03% |
| Packings | 100 gm |
