... , pharmaceutics, agricultural, surfactant, additive of plastics, etc. It is the main material of binary acid with four carbons, ... 1, 4, - butanediol r-butyrolactone, tetrahydrofuran.Packing: 25kgs per plastic woven bag lined wit PE ... & Chemical Co., Ltd. (Baotie for short) is dedicated to the production of Maleic Anhydride, Beta Naphthol, refined benzenz, dinaphthol, ...