... items are superior to the national standard 3.excellent quality,competitive price and professional se Property: White crystals,specific gravity ... .Burn and explode if mixed with organic matters,sulfur,sodium bisulfite etc.Uses: Mainly used for explosives,pyrotechnics,dyestuff ... bag.Cautions: Do not expose to sunlight .Protect from rain,Avoid striking anh hitting ,away from cloth,paper,sugar,wood flour, ...