Min. Order Reference FOB Price
1 kg US$1.00-10.00 / kg
Product Description
China sell Pyromellitic Dianhydride Dianhydride Pyromellitique Pmda CAS 89-32-7 Product Description Item Standard Product Name Crude Pyromellitic Dianhydride;PMDA;1,2,4,5-Benzenetetracarboxylic Anhydride Content (w, %) ≥98 CAS NO 89-32-7 EINECS No. 201-898-9 Appearance ...