DISODIUM HYDROGEN PHOSPHATE DODECAHYDRATE(12H2O)
DISODIUM HYDROGEN PHOSPHATE DODECAHYDRATE(12H2O)
| Article No. | 521408 |
| Grade | AR |
| Purity | 99% |
| CAS No. | 10039-32-4 |
| Molecular Formula | Na₂HPO₄·12H₂O |
| Molecular Weight | 358.14 |
| H.S. Code | 2835.2990 |
| Shelf Life | 60 Months |
Physical properties
| Physical State at 20°C | Solid |
| Colour | Colorless crystals |
| Odour | Odorless |
| pH Value | 8.4 – 9.6 at 36 g/l at 25°C |
| Melting/Freezing Point [°C] | 34°C |
| Density [g/cm³] | 1.5 |
Specifications
| Appearance | Colourless, transparent crystals, very efflorescent |
| Assay | 98.5-102.5% |
| pH | 9-9.5 |
| Chloride (Cl) | Max 200 ppm |
| Sulphate (SO₄) | Max 500 ppm |
| Monosodium phosphate | Max 2.5% |
| Reducing substances | Passes test |
| Water | 57-61% |
| Identification | A-Gives reaction of phosphates
B-Gives reaction of sodium |
| Packings | 500 gm |
