Potassium Nitrate, 4 lbs
Brand: Fireworks Cookbook
Potassium nitrate is a chemical compound with the chemical formula KNO3 It’s probably 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. Potassium nitrate is a white powder or long needle-like crystals before being milled to a fine powder.