Na2HPO4·12H2O, CAS No. 10039-32-4. Industrial-grade white crystals. Current Tairan TDS/COA prevails.
Description
Disodium hydrogen phosphate dodecahydrate is also known as sodium phosphate dibasic dodecahydrate.
| Product name | Disodium Hydrogen Phosphate Dodecahydrate (DSP) |
|---|---|
| Formula | Na2HPO4·12H2O |
| Molecular weight | 358.14 |
| CAS No. | 10039-32-4 |
| EINECS No. | 231-448-7 |
| HS Code | 28352200 |
| Appearance | White crystals |
| Density | 1.52 g/cm³ |
| Melting point | 34.6°C |
| Solubility | Soluble in water |
| Standard / Grade | HG/T 2965-2009, Industrial Grade I |
| Item | Specification |
|---|---|
| Na2HPO4·12H2O | ≥97.0% |
| Sulfate | ≤0.7% |
| Chloride | ≤0.05% |
| Water-insoluble matter | ≤0.05% |
| Arsenic | ≤0.005% |
| Fluoride | ≤0.05% |
| pH (10 g/L aqueous solution) | 9.0 ± 0.2 |
| Packaging | 25 kg bags |
|---|---|
| Shelf life | 2 years |
| Storage | Store in a dry, ventilated place and protect from moisture. |
Note: The information above is transcribed from the 2023 Tairan product brochure. It is not a batch COA. The current Tairan TDS/COA for the exact grade and lot prevails.
