Trimellitic Anhydride

Mass

MS-NW-0418          
1,2,4-benzenetricarboxylic 1,2-anhydride
C9H4O5              (Mass of molecular ion:    192)

   Source Temperature: 180 °C
   Sample Temperature: 130 °C
   Direct, 75 eV

      17.0       7.0
      18.0      33.0
      28.0       5.3
      37.0       5.6
      37.5       3.5
      38.0       2.5
      44.0       1.0
      45.0       2.0
      49.0       1.8
      50.0       9.0
      51.0       1.3
      51.5       3.8
      53.0       3.7
      61.0       1.3
      62.0       1.5
      63.0       3.1
      64.0       2.9
      65.0       1.2
      65.5       2.3
      69.0       3.0
      73.0       4.9
      74.0      22.0
      75.0      23.4
      76.0       2.0
      91.0       1.2
      92.0       1.2
     102.0      11.8
     103.0      18.4
     104.0       1.5
     119.0       6.1
     120.0      36.1
     121.0       3.0
     148.0     100.0
     149.0       9.6
     150.0       1.1
     175.0       3.1
     192.0      17.2
     193.0       2.0