1,white powder Sodium perchlorate, 99.3%, 98.0%, for industry 2,Good quality, ... Perchlorate, and used in Gunpowder Chloride (CI count) % 0.05 Sulphate (SO4 count) % 0.15 chlorate, (CI count) % 0.15 ... to be air slacking. Soluble in water and ethanol, insoluble ether. Heated to 482°C can be decomposed. Can be exploded ... blended with concentrated sulfuric a white powder for chemical use Sodium perchlorate