呋喃西林

Mass

MS-NW-1718          
5-nitro-2-furaldehyde semicarbazone
C6H6N4O4            (Mass of molecular ion:    198)

   Source Temperature: 230 °C
   Sample Temperature: 190 °C
   Direct, 75 eV

      16.0       3.2
      17.0       4.9
      18.0       4.0
      26.0       3.3
      27.0       6.5
      28.0      11.6
      29.0       6.4
      30.0       6.3
      37.0       3.9
      38.0      10.9
      39.0      11.5
      40.0       1.3
      41.0       3.4
      42.0       3.5
      43.0      17.1
      44.0      36.1
      49.0       1.4
      50.0      10.8
      51.0      38.8
      52.0       9.4
      53.0       4.2
      54.0       9.3
      55.0       3.0
      60.0      23.0
      64.0       3.4
      65.0       2.4
      66.0       1.1
      67.0       1.3
      68.0       2.6
      69.0       1.3
      70.0      10.8
      71.0       1.1
      79.0      38.4
      80.0       7.7
      81.0      22.0
      82.0       1.8
      93.0       1.5
      96.0       2.8
     108.0       9.1
     109.0       2.4
     125.0       3.5
     139.0       1.5
     153.0       1.3
     154.0       1.3
     155.0     100.0
     156.0       6.8
     181.0       1.7
     198.0      20.5
     199.0       1.7