3,3',4,4'-Biphenyltetracarboxylic dianhydride [ 2420-87-3 ]
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                    Purity: 99% | note: pasteboard barrel | used in the production of polyimide products and composite materials, pharmaceutical intermediates
                
        
                        Associated Products
                    
                
                             236004
                                
3,3,4,4-Biphenyltetracarboxylic acid