User guide

104 Advanced User Guide
4 Chromatographic Checkout
If performing a manual injection (with or without a data
system):
a Press [Prep Run] to prepare the inlet for splitless injection.
b When the GC becomes ready, inject 1 µL of the checkout
sample and press [Start] on the GC.
18 The following chromatogram shows typical results for a new
detector with new consumable parts installed.
t-Butyldisulfide
1-Dodecanethiol
Isooctane
Table 20 Evaluating checkout runs
FPD S filter Typical range after 24
hours
Limits at installation
MDL (pg/s) 3.8 to 5 ≤6
Peak area 8000 to 19000 ≥8000
Signal height 2500 to 6000 —
Noise 2 to 4 ≤5
Half-width (min) 0.06 to 0.08 —
Output 34 to 65 ≤70