... 2.99.7%MIN 3.used for safety match,fireworks,firecracker,explosive. 4.Xiamen,China safety match materialpotassium chlorate ... for fireworks ,pyrotechnic,explosives and safety match Potassium Chlorate is a ... ,inorganic salt,mainly used for the manufacture of matches, fireworks, signal flares,explosives and the raw material of potassium ...