| post date: | dec 14,2021 |
| expiry date: | dec 14,2022 |
| detailed description: |
cas no. :1823-59-2
purity: 99.5%min. appearance: white powder metal ions: 1ppm max. for one single metal ions packing size: 1kg/bag；20kg/drum application: polyimide composite material, pi film, pspi material etc. for details, please contact the sales manager: mr.ye 18222275652; ms. cao 18222265956; sales department: 022-83726202-8855 |
| cas registry number: | 1823-59-2 |
| synonyms: | ;4,4'-oxydiphthalic dianhydride;5,5'-oxybis-3-isobenzofurandione;4-4'-oxydiphthalic acid anhydride;4,4'-oxydiphthalic anhydride;bis-(3-phthalyl anhydride) ether;odpa;4,4'-oxydiphthalic acid;4,4''-oxybisdiphthalic anhydride;5,5'-oxybis(2-benzofuran-1,3-dione);oxydiphthalicanhydride;s-odpa;oxydiphthalic anhydride; |
| molecular formula: | c16h6o7 |
| molecular weight: | 310.2146 |
| molecular structure: | 
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| risk codes: | r52/53:; |
| safety description: | s61:; |
