N, N'-Diphenyl-N, N'-Di(3-Methylphenyl)-1, 1'- Biphenyl -4, 4'-Diamine
China N, N′-Diphenyl-N, N′-Di(3-Methylphenyl)-1, 1′-Biphenyl-4, 4′-Diamine, Find details about China OLED (Organic Light Emitting Diode) Mate, TPD from N, N′-Diphenyl-N, N′-Di(3-Methylphenyl)-1, 1′-Biphenyl-4, 4′-Diamine