Octane,m+114 100 1s-N1-0560 m-71 -71(base) Base peak - 57 80 -43 -29 -15 60 CH:CH2CH-CH-CH-CH-CH2CH3 m+=114 40 m-57 m-29 m-43 20 m+ 0 -rrmmmllmrHrmhhpmtmmhmmmmpmr 10 20 30 40 50 60 70 80 90 100 110 m/zOctane, m+ = 114 CH3CH2CH2CH2CH2CH2CH2CH3 m+ = 114 -15 -29 -43 -57 -71 (base) m-29 m-43 m-57 m-71 Base peak m+