Potassium Nitrate

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Infobox on Potassium Nitrate
Example of Potassium Nitrate
Potassium nitrate.JPG
Origin -
Stowage factor (in m3/t) 0,88 m3/t (bulk)
Humidity / moisture -
Ventilation No
Risk factors See text

Potassium Nitrate

Description / Application

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 gunpowder (blackpowder) and has been used since the Middle Ages as a food preservative.

Shipment / Storage / Risk factors

Potassium nitrate Is a strong oxidizing agent. A dangerous fire and explosion risk when shocked or heated or in contact with organic materials. Is essentially a hygroscopic commodity.

For overseas carriage consult the IMSBC Code (International Maritime Solid Bulk Code) as published by IMO (International Maritime Organization); the IMDG Code and applicable MSDS sheet

See also Fertilisers