3-HJ

Mass

MS2003-01559WA      
2,8-dihydroxy-1,4-naphthoquinone
C10H6O4             (Mass of molecular ion:    190)

   Source Temperature: 250 °C
   Sample Temperature:  20 °C
   Direct, 70 eV

      18.0       1.0
      28.0       1.1
      37.0       1.1
      38.0       1.9
      39.0       3.2
      41.0       1.0
      42.0       1.4
      50.0       2.0
      51.0       4.0
      52.0       1.1
      53.0       3.0
      61.0       2.0
      62.0       5.5
      63.0       9.0
      64.0       4.8
      65.0       4.8
      66.0       1.8
      67.0       1.8
      69.0       6.4
      74.0       2.5
      75.0       2.0
      76.0       1.3
      77.0       3.3
      78.0       3.1
      87.0       1.6
      88.0       4.1
      89.0       2.2
      91.0       2.2
      92.0      14.2
      93.0       8.3
     105.0       6.4
     106.0       2.4
     116.0       5.6
     119.0       1.6
     120.0      30.4
     121.0      41.2
     122.0       3.2
     134.0      12.0
     135.0       1.1
     144.0       3.0
     145.0       1.6
     162.0      24.3
     163.0       2.4
     190.0     100.0
     191.0      10.9
     192.0       1.3