Aniline Oil, Methylene Chloride, Dimethyl Formamide manufacturer / supplier in China, offering Purity 85% 90% 94% 99% Fa Chemical Formic Acid for Neutralizing Agent for Leather, Natural Rubber Coagulant Formic Acid for Industrial Grade CAS: 64-18-6, Chemical Raw Materials Fa Formic Acid for Leather Industry Deashing Agent and so on.