1,Maleic Anhydride 2,60,000mt/year 3,Packing: 22MTS/20' FCL or 24mt/20' FCL ... Maleic Anhydride1,Cas No: 108-31-6 2,HS Code: 291714003,Type: Flake and Briquette 4,Application: It ... carbons, 1,4-butanediol r-butyrolactone, tetrahydrofuran 5,Packing: 25kgs per plastic woven bag lined with PE bag ... PPM ≤51.2 1,productsTangshan Baotie Coal & Chemical Co., Ltd. (Baotie) is dedicated to the production and sale ...