Adipic Acid, Propylene Glycol, Maleic Anhydride manufacturer / supplier in China, offering Purity 99.9% Min Ech Epoxy Chloropropane Epichlorohydrin CAS: 106-89-8, CAS No. 106-89-8 Organic Solvent 99.9%Min Epichlorohydrin/Ech for Plasticizer, China Manufacturer Epichlorohydrin CAS 106-89-8 Ech Rubber Intermediates and so on.