Description
| CAS | 7681-82-5 |
| Molecular Formula | NaI |
| Molecular Weight | 149.89 |
| 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 @ 7670C | Density [g/cm3] | 3.67 |
| Solubility in Water [% weight] | 184 g/l00 ml water @ 250C | ||
| Specifications | |||
| Appearance | A white crystalline powder | Assay (On Dried Basis) | 99.0 – 100.5% |
| Identity | Passes test | Appearance of Solution | Passes test |
| Impurities With Alkaline Reaction | Passes test | Sulphate (So4) | Max 0.01% |
| Iodate (Io3) | 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 (H2O) | Max 2% | Bromide & Chloride (Cl) | Max 0.03% |
| Dangerous Goods Information | |||
| UN Number | 3077 | DG Class | 9 |
| Safety Information & Hazard Symbols | |
| Symbol | GHS07, GHS09 |
| Signal Word | Warning |
| Hazard Statement | H315-H319-H400 |
| Precaution Statement | P273-P305 + P351 + P338 |















