4-Nitropyridine N-oxide

Mass

MS-NW-4637          
4-nitropyridine 1-oxide
C5H4N2O3            (Mass of molecular ion:    140)

   Source Temperature: 250 °C
   Sample Temperature: 170 °C
   Reservoir, 75 eV

      18.0       4.0
      25.0       1.3
      26.0       7.0
      27.0       6.6
      28.0      12.8
      29.0       5.9
      30.0      56.7
      37.0       6.7
      38.0      22.1
      39.0      84.5
      40.0       7.1
      41.0       1.5
      42.0       1.3
      44.0       2.1
      46.0       1.2
      49.0       4.6
      50.0      22.9
      51.0      43.9
      52.0       6.7
      53.0      16.6
      54.0       5.4
      55.0       1.2
      56.0       4.1
      61.0       4.5
      62.0      11.3
      63.0      44.2
      64.0      28.4
      65.0       2.5
      66.0       1.3
      67.0       1.1
      68.0       1.7
      75.0       2.3
      76.0       2.6
      77.0       2.7
      78.0      22.4
      79.0       2.0
      82.0       4.6
      83.0       1.7
      84.0       4.1
      85.0       1.2
      94.0      12.9
      95.0       1.7
     110.0      56.5
     111.0       3.6
     124.0      13.8
     125.0       1.0
     140.0     100.0
     141.0       6.6