Molecular formula: K2HPO4.nH2O(n= 0,3) Molecular weight: 174.17 (n=0 ) 228.23 (n=3) Standards: Q/70894764 03-1998 Properties: White or colorless crystal, easily soluble in water Guaranteed Technical Specification: Specifications Anhydrous K2HPO4 Trihydrate (K2HPO4.3H2O) Appearance White Powder White or Colorless crystal powder Main contents,as K2HPO4 % >=98.0 >=98.0 P2O5 % >=40.0 >=30.5 K2O % >=52.0 >=40.5 PH value 8.7-9.6 8.7-9.6 Water insoluble matter % <=0.1 <=0.1 Fluoride, as F % -- -- Heavy metals, as Pb % -- <=0.005 Arsenic, as As % -- <=0.005 Chlorides, as Cl % -- -- Sulphates, as SO42 % -- -- 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: 25kg or 50kg woven bag with plastic liner stored at a cool, dry and well ventilated place.