Mega014-Columns - page 6-7

50.0
Bleeding
0...---------------
40.7
Run
@
10°C/min
f7iJfJg8
TM
5-MS -
ultrs-Iovv bleeding column
mega
31.4
(mVolt)
22.1
5mV
starting
baseline
no bleeding
@
320°C
7.9
mV
@
350°C
12.8
only 2.9
mV
bleeding
@
350°C
35.0
345
28.0
320
295
21.0
250
(min)
I'C]
14.0
180
7.0
110
3.5+-----~----~----~----~-----~----~----~----~----~-----+
0.0
40
Figure 2.
A GrobTestrun performedonthe newMEGA-S MSXii O.2Smm,
O.2S~m,
30misshownto highlight the bleeding level. Even with atemperaturerateof IOoOmin(from40°Cto 3S0oq the bleeding remains extremelylow.Thechromatogram shows
avery flat baselinewith no bleeding at 320°Candaminimalgrowth of the signal at the endof the analysis at hightemperature(3S0oq.
HROIIII""' .J'#"I«::
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