... powder with colorless transparent crystalline powder, relative density:2.109,melting point:334°C. It releases oxygen at about 400°C. ... it can be burning and exploding when mixed with organism.Special Explanations: The prill grade potassium nitrate that our company ... area, it is mainly used to make compound fertilizer, foliar spray fertilizer, especially used for mango, tobacco, fruit tree, rubber. In ...