
Mass
MS-IW-0551
alpha-methyl-gamma-butyrolactone
C5H8O2 (Mass of molecular ion: 100)
Source Temperature: 260 °C
Sample Temperature: 160 °C
Reservoir, 75 eV
15.0 3.0
26.0 6.5
27.0 23.1
28.0 26.2
29.0 11.1
31.0 1.4
37.0 1.4
38.0 2.6
39.0 19.8
40.0 7.8
41.0 100.0
42.0 41.0
43.0 12.0
50.0 1.2
51.0 1.0
53.0 2.2
54.0 1.4
55.0 13.3
56.0 66.5
57.0 3.6
71.0 2.1
99.0 1.2
100.0 7.2
101.0 1.8