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Is antimony trioxide coal chemical or petrochemical?
Petrochemical industry. Coal chemical industry refers to the process of converting coal into gas, liquid and solid fuels and chemicals through chemical processing. Petrochemical industry refers to petrochemical industry with oil and natural gas as raw materials. Antimony trioxide is an inorganic compound and a general flame retardant synergist, which is mainly used as a catalyst for petrochemical fiber synthesis, so it belongs to petrochemical industry.