?? ?? ?? ???? ?? : +86 (0)575-82040869
???
+86 (0)575-82040869
sales@catsyn.com
Catsyn? 4,4'-(Hexafluoroisopropylidene)diphthalic anhydride | CAS 1107-00-2?? ?? ??? ?????. ? ??? C19H6F6O6??, ???? 444.24g/mol??, ??? ????? ≥ 99.5%???.
?? / ??
?? ??
2-Hydroxydibenzofuran
9,9-Bis[4-(aminophenoxy)phenyl]fluorene
2-Nitrobenzaldehyde