Potassium perchlorate is the inorganic salt with the chemical formula KClO4. Like other perchlorates, this salt is a strong oxidizer although it usually reacts very slowly with organic substances.
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P 2407 (OTTO) Potassium perchlorate, GR 99%+ Cas 7778-74-7 - used variously in propellants, flash compositions, stars, and sparklers. P 2407 (OTTO) Potassium perchlorate, GR 99%+ Cas 7778-74-7 - used as a solid rocket propellant, although in that application it has mostly been replaced by the higher performance ammonium perchlorate.