Re: why there are fragments in MS when using ESI or APCI /MS

please give a more detailled description of your experiment (compound,
LC, instrument)

Rainer


"[EMAIL PROTECTED]" schrieb:
} 
} In my experiment, there are many fragments in MS,especially when APCI
} is used.  why there are fragments in MS when using ESI or APCI /MS(not
} using MS/MS) , and  how to reduce them,thank you.