or
Perfluorotri-n-butylamine^ Perfluorotri-n-butylamine, mass spectrometry standard, Cas number: 311-89-7, Molecular formula: CF3(CF2)3]3N, Synonyms: Heptacosafluorotributylamine, Heptacosafluorotri-n-butylamine, FC-43, Size: 5G