Granular/lumpy material crushes easily for use. Popularly used as an oxidizer in orange color flame mixtures. Dissolved in methanol for color alcohol flames (Ghost Mines), lamp oil, etc. Also used in explosives, fertilizers, matches and other pyrotechnics, corrosion inhibitor in diesel fuels, etc.. Highly soluble in water, freely soluble in methanol, acetone and ethanol. No ATFE required to purchase, no quantity restrictions.