SODIUM CHLORIDE, USP
SODIUM CHLORIDE, USP
| Article No. | 546209 |
| Grade | AR grade |
| Purity | 99.9% |
| CAS No. | 7647-14-5 |
| Molecular Formula | NaCl |
| Molecular Weight | 58.44 |
| H.S. Code | 25010090 |
| Shelf Life | 60 Months |
Physical properties
| Physical state at 20 ºC | Solid |
| Colour | White crystalline |
| Odour | Odorless |
| Melting point/ Freezing point (ºC) | 801 ºC |
| Boiling point (ºC) | 1413 ºC |
| Density (g/cm³) | 2.16 |
| Vapour Pressure (mm Hg) | 1.33 mm Hg at 865 ºC |
| pH value | 6.7 – 7.3 |
| Solubility in water | Soluble in water |
Specifications
| Appearance | White or almost white, crystalline powder or colourless crystals |
| Assay | 99-100.5% |
| Solubility | Freely soluble in water |
| Acidity or alkalinity | Passes test |
| Bromides | Max 100 ppm |
| Phosphates | Max 25 ppm |
| Sulfates | Max 200 ppm |
| Potassium | Max 500 ppm |
| Loss on drying | Max 0.5% |
| Iodides | Passes test |
| Ferrocyanides | Passes test |
| Nitrites | Passes test |
| Identification | A- gives reaction of chloride B- gives reaction of sodium |
| Packings | 500 gm -kg -25 kg |
