L1 /
7
CH3041
GC-MS
• The column eluate is passed into a
region
of high vacuum in
front of an electron
beam. EI-MS
of high vacuum in
front of an electron
beam. EI-MS
• The molecules are
then present as
parent ions.
then present as
parent ions.
• These ions fall
apart over time &
are analysed by a
detector
® analyte signal.
apart over time &
are analysed by a
detector
® analyte signal.
