CAS No.: | 7758-11-4 |
---|---|
Formula: | 174.18 |
EINECS: | 231-834-5 |
Suppliers with verified business licenses
Audited by an independent third-party inspection agency
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.
Specification | GB 1886.334-2021 | FCC VII | |
Content(On dry basis), w/% ≥ | 98.0 | 98.0 | |
Arsenic(As),mg/kg ≤ | 3.0 | 3.0 | |
Fluoride(as F),mg/kg ≤ | 10.0 | 10.0 | |
Heavy metal(as Pb),mg/kg ≤ | 10.0 | --- | |
Insoluble substances(On dry basis),w/%≤ | 0.2 | 0.2 | |
Lead (Pb),mg/kg ≤ | 2.0 | 2.0 | |
Loss on drying,w/% | K2HPO4 ≤ | 2.0 | 2.0 |
Loss on drying,w/% | K2HPO4·3H2O | 22.0-26.0 | --- |
pH value (10g/L Solution ) | 9.0±0.4 | --- |
Usage: In food industry, it is used as buffering agent, chelating agent, yeast food, emulsifying salt, synergistic agent of anti-oxidation.
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.
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.