Tetrachlorophthalic anhydride

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Tetrachlorophthalic anhydride
Posting date : May 12, 2009
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CHEMICAL | Miscellane
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HS-CODE
38-
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Product name: TCPA Chemical name: Tetrachlorophthalic anhydride Synonyms: 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 crystal Purity: 99% min. Melting point: 254-256 C Boiling point: 371 C Flash point: 362 C Loss on drying: 0.5% max. Free Chloride: 10 ppm max. Hexachlorobenzene: 0.1% max. Content of Iron: 10 ppm max. Insoluble metter in alkali: 0.5% max. Application: intermediates mainly for pesticides, dyes and pharmaceutical. Packing: net 25kgs/pp bag.
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