3.
Name: Poly[(1,3-dihydro-1,3-dioxo-2H-isoindole-2,5- diyl)[2,2,2-trifluoro-1-(trifluoromethyl)ethylidene]( 1,3-dihydro-1,3-dioxo-2H-isoindole- 5,2-diyl)phenylene]
CAS: 63849-68-3



7.
Name: 1,1-Difluoroethene, 1-((trifluoroethenyl)oxy)heptafluoropropane, tetrafluoroethene polymer
CAS: 74499-68-6


