Disodium phosphate hydrous (DSP)
article source： Release time：2021年08月13日
Molecular formula: Na2HPO4. 12H2O
Molecular weight: 358.0
CAS No.: 10039-32-4
Properties:White or colorless crystalline solid, relative density at 1.63, melting point at 34.6℃.
Uses:Used as a fire-prevention agent for fabric, timber, and paper, also as water softening agent.
Packing: In 25kg, 50kg, 1000kg net bags.
Technical Specifications:
| Specifications | Tech Grade | Food Grade |
| Main contents %≥ | 98 | 98 |
| PH of 1% water solution | 8.8-9.2 | 8.8-9.2 |
| Chloride(as Cl)max% | 0.05 | 0.014 |
| Sulfate, as SO4 %≤ | 0.7 | 0.25 |
| Heavy metals, as Pb %≤ | 0.001 | |
| Arsenic, as As %≤ | 0.005 | 0.0003 |
| Fluoride, as F %≤ | 0.05 | 0.005 |
| Water insoluble %≤ | 0.05 | 0.1 |
