1、Chemical Name: Dipotassium Phosphate
2、Molecular Formula: K2HPO4 ; K2HPO4· 3H2O
3、Molecular Weight: Anhydrous:174.18 ; Trihydrate:228.18
4、CAS: Anhydrous:7758-11-4 ; Trihydrate:16788-57-1
5、Character: It’s colorless or white square crystal granule or powder, easily deliquescent, alkaline, insoluble in ethanol. pH value is about 9 in 1% aqueous solution.
6、Usage: In food industry, it is used as buffering agent, chelating agent, yeast food, emulsifying salt, synergistic agent of anti-oxidation.
7、Packing: It is packed with a polyethylene bag as the 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 25561-2010 | FCC VII | |
| Content(On Dry Basis), w/% ≥ | 98.0 | 98.0 | |
| Arsenic(As), mg/kg ≤ | 3 | 3 | |
| Fluoride(As F),mg/kg ≤ | 10 | 10 | |
| Heavy Metal(As Pb), mg/kg ≤ | 10 | ———— | |
| Insoluble Substances, w/% ≤ | 0.2 | 0.2 | |
| Lead (Pb), mg/kg ≤ | 2 | 2 | |
| Loss on drying, w/% | Anhydrous≤ | 2.0 | 2.0 |
| pH value（10g/L,25℃) | 8.6-9.4 | ———— | |
