CTR1Replacement Column for FixedGas analysis
May 2013
Shown at right is a
chromatogram of
exhaled breath
starting at 40C.
You can see the
water peak has
shifted to the right
and elutes between
oxygen and nitro-
gen.
Amix of:
O2, N2, CO, CO2, methane, ethane and
ethylene/acetylene pluswater is shown
starting at 40C. You
can see the peaks
from theHayesep-D
column are inter-
spersedwith the
peaks from the
MS5A column.
You can experiment
with different temper-
ature programs to
best suit your particu-
larmix of gases.
Water Peak
