3,4-吡啶二羧酸

Mass

MS-NW-9143          
3,4-pyridinedicarboxylic acid
C7H5NO4             (Mass of molecular ion:    167)

   Source Temperature: 200 °C
   Sample Temperature: 150 °C
   Direct, 75 eV

      16.0       1.3
      17.0       4.2
      18.0      19.3
      26.0       2.0
      27.0       1.5
      28.0       8.0
      36.0       2.7
      37.0       2.3
      38.0       5.1
      38.5       4.3
      39.0      12.0
      40.0       1.6
      44.0      13.9
      45.0       7.6
      49.0       6.1
      50.0      52.4
      51.0      25.8
      52.0      13.8
      52.5       1.3
      53.0       4.4
      65.0       1.9
      66.0       8.4
      67.0       6.5
      68.0       1.4
      75.0       2.9
      76.0       7.4
      77.0      33.0
      78.0      35.9
      79.0       3.7
      93.0       7.7
      94.0      17.6
      95.0       2.1
     104.0       4.4
     105.0      70.2
     106.0      28.6
     107.0       2.0
     121.0       3.1
     122.0       4.0
     123.0     100.0
     124.0       7.3
     149.0      19.6
     150.0       7.2
     167.0      14.4
     168.0       1.5