potassium permanganate is the potassium salt of permanganic acid

acid brown calcium calyx chemical chemistry chloride crystalline crystals drug element epsom ferricyanankalium ferricyanide fertilizer fine food free ground grow health hexacyanidoferrate hexacyanoferrate hydroxide illustration industry laboratory lye magnesium medicine mineral minerals monoclinic nomenclature organic oxidation oxidizer permanganate permanganic phosphate pile potash potassium powder pulp purple reaction salt salts salty school science sodium solid staten substance sulfate symbol table unknown used white