- Category :
Food and Feed additives/Food additives
- CAS NO : Anhydrous: 7758-11-4; Trihydrate: 16788-57-1
- EC NO : 231-834-5
- Molecular Formula : K2HPO4
- Main Specifications : GB 25561-2010 FCC-1997
- Synonyms : Dipotassium hydrogen phosphate;Potassium phosphate dibasic;DKP;DIPOTASSIUM phosphate;Dipotassium Phosphate Anhydrous;Potassium phosphate, dibasic;
Package: It is packed with plastic bag as liner, and a compound plastic woven bag as the outer layer, The net weight of each bag is 25kg.
Uses : In food processing industry, it is used as buffer, chelate agent, stabilizer emulsifier.
Molecular Structure:
Product description:
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, 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 polyethylene bag as inner layer, and a compound plastic woven bag as the outer layer. The net weight of each bag is 25kg.
8、Storage and Transport: It should be stored in a dry and ventilating warehouse. Be cautious to keep away from moisture and hot; unloaded with care, so as to avoid the damage. Furthermore, it should be stored separately from poisonous substances.
Specification GB 25561-2010 FCC-1997
Content(Dry Basis) 98.0 98.0
Arsenic 0.0003 0.0003
Content( P2O5) 39.94(Anhydrous) 39.94(Anhydrous)
30.52(Trihydrate) 30.52(Trihydrate)
Content( K2O ) 52.94(Anhydrous) 52.94(Anhydrous)
40.4(Trihydrate) 40.4(Trihydrate)
Fluoride(As F) 0.001 0.001
Heavy Metals(As Pb) 0.001 0.0015
Water Insoluble 0.2 0.2
Lead 0.0002 0.0002
Loss On Ignition ≤2.0(Anhydrous) ≤2.0(Anhydrous)
20.0-30.0 (Trihydrate) 20.0-30.0 (Trihydrate)
pH Value 9.0+0.4 ---