1、Chemical Name: Tripotassium Phosphate
2、Molecular Formula: K3PO4· nH2O
3、Molecular Weight: Anhydrous:212.27
4、CAS: 7778-53-2
5、Character: It’s white crystal or granule, odorless, hygroscopic. Relative density is 2.564.
6、Usage: In food industry, it is used as buffering agent, chelating agent, yeast food, emulsifying salt, and synergistic agent of anti-oxidation.
7、Packing: It is packed with polyethylene bag as inner layer, and a compound plastic woven bag as outer layer. The net weight of each bag is 25kg.
8、Storage & Transportation: It should be stored in a dry and ventilative warehouse, kept away from heat and moisture during transportation, unloaded with care so as to avoid damage. Furthermore, it must be stored separately from poisonous substances.
| Specification | GB 1886.327-2021 | FCC VII | |
| Content(K3PO4 , Ignited basis),w/%≥ | 97.0 | 97.0 | |
| Arsenic(As),mg/kg ≤ | 3.0 | 3.0 | |
| Fluoride(as F),mg/kg ≤ | 10.0 | 10.0 | |
| pH value (10g/L Solution ) | 11.5-12.5 | about11.5 | |
| Heavy metal(as Pb),mg/kg ≤ | 10 | ———— | |
| Insoluble substances,w/% ≤ | 0.2 | 0.2 | |
| Lead(Pb),mg/kg ≤ | 2.0 | 2.0 | |
| Loss on ignition, w/% | K3PO4 ≤ | 5.0 | 5.0 |
| K3PO4 · nH2O | 8.0-20.0 | 8.0-20.0 | |