Caustic Soda, Potassium Hydroxide, Calcium Carbide manufacturer / supplier in China, offering Aluminium Foil Bag Kf Potassium Fluoride 99% Powder for Fluoridation Agent, 99% Potassium Fluoride Textile Auxiliary for Industry Area Kf, H2so4 Sulfuric Acid/ Sulphuric Acid for Industrial Use 35kg/Drum 25.2mt/20′ Container and so on.