btda
post date: dec 26,2021 expiry date: jun 24,2022 detailed description: cas no. :2421-28-5 purity: 98%min. / 99.5%min.appearance: light yellow powder / white powderpacking size: 1kg/bag；20kg/drum ; 115kg/drumapplication: polyimide foam, epoxy resin material, etc.for details, please contact the sales manager: mr.ye 18222275652; ms. cao 18222265956; sales department: 022-83726202-8855 cas registry number: 2421-28-5 synonyms: ;btda;4,4-carbonyldiphthalic anhydride;benzophenone-3,3:4,4-tetracarboxylic dianhydride;btda;3,3,4,4-benzophenontetracarbonsaeuredianhydride;1,3-isobenzofurandione,…
btda
post date: dec 14,2021 expiry date: jun 12,2022 detailed description: cas no. :2421-28-5 purity: 98%min. / 99.5%min.appearance: light yellow powder / white powderpacking size: 1kg/bag；20kg/drum ; 115kg/drumapplication: polyimide foam, epoxy resin material, etc.for details, please contact the sales manager: mr.ye 18222275652; ms. cao 18222265956; sales department: 022-83726202-8855 cas registry number: 2421-28-5 synonyms: ;btda;4,4-carbonyldiphthalic anhydride;benzophenone-3,3:4,4-tetracarboxylic dianhydride;btda;3,3,4,4-benzophenontetracarbonsaeuredianhydride;1,3-isobenzofurandione,…
