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Specifications

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
Carried Standard: Q/70894764 03-1998
Properties:
White powder or crystal powder,easily soluble in water,slightly soluble in alcohol.Strong absorption of moisture.When anhydrous product heated to 204.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
      Specifications K2HPO4         (Anhydrous)K2HPO4.nH2O(Trihydrate)
Industrial Grade  Food Grade            Industrial Grade Food Grade  
Appearance White Powder White or Colorless crystal powder
Main contents  %  ≥ 98.0 98.0 97.0 97.0
Phophorus pentoxide P2O5   % ≥ 40.0 40.0 30.2 30.2
K2O  % ≥ 52.0 53.0 40.0 40.0
PH value 8.7-9.3 8.2-9.6 8.8-9.6 8.8-9.6
Water insoluble  % ≤ 0.1 0.1 0.25 0.25
Fluoride, as F             % ≤ 0.001   0.005
Heavy metals,as Pb   %≤   0.001 0.005 0.001
Arsenic ,as As   % ≤0.0003 0.005 0.0003
Chlorides,as Cl- % ≤                 0.05