Mass
MS-NW-8081
tris(hydroxymethyl)phosphine oxide
C3H9O4P (Mass of molecular ion: 140)
Source Temperature: 220 °C
Sample Temperature: 140 °C
Direct, 75 eV
15.0 1.9
17.0 3.2
18.0 14.9
19.0 1.8
28.0 18.5
29.0 30.1
30.0 17.9
31.0 75.3
32.0 2.9
33.0 6.7
34.0 1.5
35.0 1.0
43.0 1.2
44.0 2.0
45.0 9.2
46.0 2.8
47.0 23.9
48.0 11.1
49.0 9.1
50.0 19.8
51.0 4.6
59.0 1.0
60.0 2.5
61.0 39.1
62.0 100.0
63.0 12.6
64.0 7.6
65.0 14.8
66.0 1.0
76.0 1.8
78.0 2.6
79.0 28.7
80.0 38.9
81.0 1.4
82.0 2.4
91.0 1.2
92.0 39.7
93.0 1.6
94.0 4.1
110.0 28.4
111.0 1.1
140.0 1.4
141.0 1.0