... . Property: white crystal or powder, density:3.24, soluble in water, insoluble in homeopathic alcohol and concentrated nitric acid, melting point is ... light,belongs to toxic substance.Appication: It is used in making green fireworks,barium oxide,barium dioxide,optical glass,ceramics ... and glaze. It is also can be used in dynamite,combustion adjuvant, signal flare,light bomb,anti-corrosive, ...