White powder or crystal powder,easily soluble in water,slightly soluble in alcohol.
Di-potassium Phosphate(DKP)
Molecular formula:K2HPO4.nH2O(n= 0,3)
Molecular weight:228.22 (n=3) 174.17 (n=0 )
CAS Number:7758-11-4
Properties:White powder or crystal powder,easily soluble in water,slightly soluble in alcohol.Strong absorption of moisture.When anhydrous product heated to 204°C.It will be dehydrated into tetra potassium pyrophosphate.
Uses:Used in medicine and ferment industry , animalcule , Bacteria culture medium , PH buffering agents. The raw material for producing potassium pyrophosphate . Buffering agent for processing foods. Stabilizer for non-dairy coffee creamers.
Packing and Storage:In 25kg,50kg,1000kg net bag,store at a cool,dry and well ventilated place.
Guaranteed Technical Specifications
NO. | Specifications | K2HPO4 (Anhydrous) | K2HPO4.nH2O (Trihydrate) | ||
Industrial Grade | Food Grade | Industrial Grade | Food Grade | ||
1 | Appearance | White Powder | White or Colorless crystal powder | ||
2 | Main contents % ≥ | 98.0 | 98.0 | 97.0 | 97.0 |
3 | Phosphorus pent oxide(P2O5)% ≥ | 40.0 | 40.0 | 30.2 | 30.2 |
4 | K2O % ≥ | 52.0 | 53.0 | 40.0 | 40.0 |
5 | PH value | 8.7-9.3 | 8.2-9.6 | 8.8-9.6 | 8.8-9.6 |
6 | Water insoluble % ≤ | 0.1 | 0.1 | 0.25 | 0.25 |
7 | Fluoride,(as F) % ≤ | —— | 0.001 | —— | 0.005 |
8 | Heavy metals(as Pb) % ≤ | —— | 0.001 | 0.005 | 0.001 |
9 | Arsenic(as As) % ≤ | —— | 0.0003 | 0.005 | 0.0003 |
10 | Chlorides(as Cl- )% ≤ | —— | 0.05 | —— | —— |
Di-potassium Phosphate(DKP)
