Potassium Nitrate

*KNO3:99.4%min.
*N:13.5% MIN
*K2O:45.5% MIN
*MOISTURE:0.1% MAX
*CHLORIDES(as Cl-):0.03%MAX
*INSOLUBLE MATTER IN WATER:0.02% MAX
*PH VALUE (1% SOLUTION):6-8
*SIZE:90%MIN