Ilban hwahakmuljil
2026-07-19
1,1-联아닐린“-双 (2-에틸-6-메틸페닐)-N4,N4'-双(4-(2-페닐에틸렌基)페닐)-
1,1'-Biphenyl]-4,4'-diamine, N4,N4'-bis(2-ethyl-6-methylphenyl)-N4,N4'-bis[4-(2-phenylethenyl)phenyl]-
1,1'-Biphenyl]-4,4'-diamine, N4,N4'-bis(2-ethyl-6-methylphenyl)-N4,N4'-bis[4-(2-phenylethenyl)phenyl]- 95%