Potassium Nitrate (Nop)

CAS RN.:

7757-79-1

EINECS:

231-818-8

H.S.CODE:

2834219000

Component

Range

Typical

Main content

99.4%min

99.6%min

Moisture

0.1%max

0.1%max

Chlorine as CL

0.02%max

0.02%max

Sulphate as SO₄

0.01%max

0.01%max

Insoluble

0.02%max

0.02%max

Absorption of moisture

0.3%max

0.3%max

Fertilizer

• Used in fertilizers, as a source of nitrogen and potassium-two of the macro nutrients for plants.

Oxidizer

• Used in black powder rocket motors, but also in combination with other fuels like sugars in "rocket candy".
• Used in fireworks such as smoke bombs, made with a mixture of sucrose and potassium nitrate.
• Added to pre-rolled cigarettes to maintain an even burn of the tobacco and is used to ensure complete combustion of paper cartridges for cap and ball revolvers.

Food preservation

• It has been a common ingredient of salted meat, such as charcuterie and the brine used to make corned beef.

Fire extinguishing

• It is the main solid particle component of condensed aerosol fire suppression systems.

Tree stump removal

• It is the main component (usually about 98%) of tree stump remover, as it accelerates the natural decomposition of the stump by supplying nitrogen for the fungi attacking the wood of the stump.

Heat treatment of metals

• It is commonly used in the heat treatment of metals as a solvent in the post-wash.

Pharmacology

• It was added in toothpastes for treating sensitive teeth.
• It was used for treating asthma as well as arthritis.
• It combats high blood pressure and was used as a hypertensive.

DOT Classification:

CLASS 5.1; Oxidizing material.

U.N.

1486

Packing Group:

III