Min. Order Reference FOB Price
20 Tons US$800.00-1,500.00 / Ton
Product Description
Chemical factory brand 99.5% Purity Phthalic Anhydride with Low Price CAS 85-44-9 Phthalic anhydride, or phthalic anhydride, is a cyclic anhydride formed by the intermolecular dehydration of phthalic acid. Benzyl anhydride is a white solid, which is an important raw material in chemical industry, ...