Capillary Gas Chromatography/Positive and Negative Ion Chemical Ionization Mass Spectrometry on Pyrrolizidine Alkaloids of Senecio inaequidens Using Ammonia and Hydroxyl Ions as the Reagent Species
1982 ◽
Vol 9
(3)
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pp. 108-110
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1989 ◽
Vol 18
(10)
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pp. 904-909
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1988 ◽
Vol 438
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pp. 45-53
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1989 ◽
Vol 497
◽
pp. 282-287
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1987 ◽
Vol 417
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pp. 1-10
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1982 ◽
Vol 9
(12)
◽
pp. 546-551
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