Agricultural 99.4% fertilizer potassium nitrate granular for sale
Potassium nitrate is a chemical compound with the formula KNO3. It is an ionic salt of potassium ions K+ and nitrate ions NO3−.
It occurs as a mineral niter and is a natural solid source of nitrogen. Potassium nitrate is one of several nitrogen-containing compounds collectively referred to as saltpeter or saltpetre.
Major uses of potassium nitrate are in fertilizers, rocket propellants and fireworks. It is one of the major constituents of blackpowder and has been used since the Middle Ages as a food preservative.
0.10 % MAX
Chloride (as Cl)
Sulphate (as SO4)
Insoluble Matter in Water