白杨素

Mass

MS-IW-8750          
5,7-dihydroxy-2-phenyl-4-chromenone
C15H10O4            (Mass of molecular ion:    254)

   Source Temperature: 190 °C
   Sample Temperature: 210 °C
   Direct, 75 eV

      18.0       4.5
      28.0       4.9
      39.0       1.0
      50.0       1.2
      51.0       1.9
      63.0       1.0
      69.0       5.4
      76.0       2.7
      77.0       3.1
      78.0       1.3
      96.0       3.4
     102.0       2.7
     103.0       1.7
     105.0       2.0
     111.0       2.3
     113.0       8.9
     123.0       2.7
     124.0      10.0
     152.0      19.4
     153.0       1.8
     197.0       1.1
     225.0       1.4
     226.0      15.5
     227.0       2.5
     253.0       9.2
     254.0     100.0
     255.0      16.8
     256.0       2.2