Enquiry for 3,3',4,4'-Benzophenonetetracarboxylic dianhydride 2421-28-5 of China 3,3',4,4'-Benzophenonetetracarboxylic dianhydride 2421-28-5 Suppliers and China 3,3',4,4'-Benzophenonetetracarboxylic dianhydride 2421-28-5 Manufacturers

Region :China/Tianjin
Tel : +86-22-83726200
Fax : +86-22-83726200
Email :sales@chinatechem.com
URL :www.chinatechem.com
Add :E3 Building, Universal Enterprise?Park, No.1 Sizhi Road, Xuefu Industrial Zone, Xiqing District, Tianjin, China

3,3',4,4'-Benzophenonetetracarboxylic dianhydride

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