DISODIUM HYDROGEN PHOSPHATE ANHYDROUS
DISODIUM HYDROGEN PHOSPHATE ANHYDROUS
| Article No | 521208 |
| Grade | AR grade |
| Purity | 99% |
| CAS No | 7558-79-4 |
| Molecular Formula | Na2HPO4 |
| Molecular Weight | 142 |
| H.S. Code | 28352990 |
| Shelf Life | 60 months |
Physical properties
| Physical State at 20°C | Solid |
| Color | White crystalline |
| Odor | Odorless |
| pH Value | 8.9 – 9.2 at 20°C |
| Solubility in Water | Soluble in water |
| Melting/Freezing Point | 240°C |
| Density | 1.2 g/cm³ |
| Decomposition Point | 240°C |
| Vapor Density | 4.9 |
Specifications
| Appearance | White or almost white powder, hygroscopic |
| Assay | 98-101% |
| pH | 8.7 – 9.3 |
| Solubility | Soluble in water |
| Reducing Substance | Passes test |
| Monosodium Phosphate | Max 2.5% |
| Chloride | Max 200 ppm |
| Sulphate | Max 500 ppm |
| Loss on Drying | Max 1% |
| Identification | Gives reaction of phosphates, gives reaction of sodium |
| Packings | 500gm |
