Potassium Nitrate
$90.73
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Potassium Nitrate is a naturally occurring mineral source of nitrogen. It is used in fertilizers, rocket propellants and fireworks. Potassium Nitrate is used as a food additive. Potassium Nitrate is also commonly used in the heat treatment of metals as a solvent in the post-wash. The oxidizing, water solubility and low cost make it an ideal short-term rust inhibitor.
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$90.73
(+$4.11)