Figure 1
C
28
:C
20
response ratio indicates nomass discrimination in the new port.
XTI®-530m, 0.25mm ID, 0.25µm (cat#12223
)
Injection: splitless
GC: Agilent 5890Series II
Inj. temp.: 320°C
Carrier gas: helium, constant pressure
Linear velocity: 20 cm/sec.
Oven temp.: 40°C (hold 1.5min) to
320°C@ 15°C/min (hold5min).
Det: FID@340°C
Sample: MAEPH referencemix
(cat#31459)
10
20
30
40
Time (min)
C
20
C
28
