Product Name: Tetrachlorophthalic anhydride Price: US$ Detail: Product name: TCPA Chemical name: Tetrachlorophthalic anhydrideSynonyms: tetrachloro-1,2-benzenedicarboxylic acid anhydride; Niagathal; 4,5,6,7-tetrachloro-1,3-isobenzofurandione; Molecular formula: C8Cl4O3 CAS No: 117-08-8 Appearance: white crystalPurity: 99% min.Melting