
Potassium nitrate is a chemical compound with the chemical 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 potass...
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[data page] Potassium nitrate is an oxidizer so storing it near fire hazards or reducing agents should be avoided to minimise risk in case of a fire. == Product Identification == Synonyms: Saltpetre; Niter/Nitre; Nitric acid potassium salt; Salt Peter CAS No.: 7757-79-1 Molecular Weight: 101.1 Chemical Formula: KNO3 == Hazards Identificatio...
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(from the article `saltpetre`) Potassium nitrate occurs as crusts on the surface of the Earth, on walls and rocks, and in caves; and it forms in certain soils in Spain, Italy, ...
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http://www.britannica.com/eb/a-z/p/101

KNO3 Molar mass: 101.1032
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KNO3;sometimes used as a diuretic and diaphoretic; formerly it was included in asthmatic powders containing stramonium leaves. ... Synonym: niter, saltpeter. ... (05 Mar 2000) ...
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Type: Term Definitions: 1. sometimes used as a diuretic and diaphoretic; formerly it was included in asthmatic powders containing stramonium leaves. Synonyms: niter, saltpeter
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http://www.medilexicon.com/medicaldictionary.php?t=71526

Potassium nitrate is a white bitter tasting substance used in gunpowder, as an oxidising agent, for pickling meat and in medicine.
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[
n] - (KNO3) used especially as a fertilizer and explosive
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http://www.webdictionary.co.uk/definition.php?query=potassium%20nitrate

The salt of potassium and nitric acid. Used in pyrotechnics, explosives, the manufacture of glass and as a fertilizer. Symbol KNO
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saltpeter noun (KNO3) used especially as a fertilizer and explosive
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