| |
|
| ?? ??: | 4,4’-(?????????????)???? ???（6FDA) |
| ?? ??: | 4,4’-(hexafluoroisopropylidene)diphthalic anhydride(6FDA) |
| CAS: | 1107-00-2 |
| ???: | .jpg) |
| ??? ??: | ???? ??：?? ?? ??：≥99.5% ???：444.2378 ???：C19H6F6O6 ??:244-247℃ ??：494.5℃ 至7mmHg ???：243.7℃ ????：T/T?? L/C ????：???? ???? ??? ?? ??? ??? ????. |
