Potassium Nitrate HIGH Purity Milled 4 LBS 4 POUNDS
<b>Potassium Nitrate </b> <br> <br> ·The most extensively employed oxidizer in pyrotechnics. It used for a wide variety of applications, the most important of which is in the manufacture of black powder. <br> Potassium nitrate is a white powder or long needle-like crystals before being milled to a fine powder.</b>