Molecular formula: K2HPO4.nH2O(n= 0,3) Molecular weight: 228.22 (n=3) 174.17 (n=0 ) Standard executed: Q/70894764 03 1998 CAS Number : 7758-11-4 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.