Project Description
Trisodium Phosphate AR, CP
Synonyms: Trisodium phosphate dodecahydrate; TSP trisodium phosphate; Tribasic sodium phosphate; Sodium phosphate tribasic; TSP
Chemical formula: Na3PO4·12H2O; Na3PO4
CAS Number: 10101-89-0；7601-54-9
INS Number: E339 (iii)
Einecs Number: 231-509-8
Properties: Trisodium phosphate is easily soluble in water but not organic solutions. Its water solution is alkaline. PH value of 1% solution is 12.1, relative density at 1.62g/cm3, and melting point is 73.4 ℃.
Trisodium Phosphate Dodecahydrate (Na3PO4·12H2O) Specification:
| Item | Na3PO4·12H2O (Chemical Pure) | Na3PO4·12H2O (Analytical Reagent) |
|---|---|---|
| Main content | 98.0%min. | 99.0%min. |
| Free Alkali | 3%max. | 1.5%max. |
| Chloride, as Cl | 0.005%max. | 0.005%max. |
| Sulfate, as SO4 | 0.03%max. | 0.01%max. |
| Heavy metals, as Pb | 0.002%max. | 0.001%max. |
| Arsenic, as As | 0.001%max. | 0.0003%max. |
| Appearance of Solution | Qualified | Qualified |
| Nitrogen(N) | 0.005%max. | 0.002%max. |
| lron(Fe) | 0.002%max. | 0.0005%max. |
Application: As buffering agent for preparing various solutions in biotechnology and pharmaceutical as well as lab research.
Packing: In PP+PE bags of 25kgs net each, we can provide packages according to the customer’s requirement.
Storage: At a cool, dry, and well-ventilated place.
Shelf life: 24 months.
Support: Trisodium phosphate – Material Safety Data Sheet (MSDS).
