| post date: | dec 26,2021 |
| expiry date: | dec 26,2022 |
| detailed description: |
cas no. :38103-06-9
quantity: 1metric tons purity: 99.5%min. appearance: white powder metal ions: 1ppm max. for one single metal ions packing size: 1kg/bag；20kg/drum application: high heat resistance aviation composite material, cpi film etc. |
| cas registry number: | 38103-06-9 |
| synonyms: | ;4,4-(4,4-isopropylidenediphenoxy)bis(phthalic anhydride) ;2,2-bis [4-(3,4-dicarboxyphenoxy)phenyl]propane dianhydride;bpada;5,5'-[propane-2,2-diylbis(benzene-4,1-diyloxy)]bis(2-benzofuran-1,3-dione);4,4'-(4,4'-isopropylidenediphenoxy)bis(phthalic anhydride);2,2-bis [4-(3,4dicarboxyphenoxy) phenyl] propane dianhydride;4,4'-bisphenol a dianhydride;2,2-bis [4-(3,4-dicarboxyphenoxy) phenyl] propane dianhydride;2,2-bis[4-(3,4-dicarboxyphenoxy)phenyl]propanedianhydride; |
| molecular formula: | c31h20o8 |
| molecular weight: | 520.4857 |
| molecular structure: | 
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| hazard symbols: | |
| risk codes: | r36/37/38:; r42:; |
| safety description: | s26:; s36:; |
