Category:Potassium nitrate

English: 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. Major uses of potassium nitrate are in fertilizers, food additive, rocket propellants and fireworks; it is one of the constituents of gunpowder.
Español: El compuesto químico nitrato de potasio, componente del salitre, nitrato potásico o nitrato de potasa es un nitrato cuya fórmula es KNO3.
Français : Nitrate de potassium ou salpêtre
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