Study on PYX by Atmospheric Pressur Ionization-Electrospray Ionization-Mass Spectrometry(API-ESI-MS)
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Abstract
The negative mass spectrom of the heat-resistant 3,5-dinitro-bis-(trinitrophenylamino)pyridine, pyroxyline (PYX) is obtained by API-ESI-MS coupled syringe pump injection. Through adjusting the CapEx voltage to produce CID, we can abtain more fragment ion of the PYX. Compared the EI MS spectra with API-ESI-MS spectra of PYX, the eight kinds of the charactoristic fragments are confirmed. The results are satisfactory.
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