Min. Order Reference FOB Price
14 Tons US$680.00-900.00 / Ton
Product Description
Product Description Phthalic anhydride Phthalic anhydride is a cyclic anhydride, is an important chemical raw material, especially for plasticizer manufacturing. Phthalic anhydride and polyols (such as glycerol, pentaerythritol) can generate polyarylate resin in condensation way, used in ...