Instruction Manual

<Appendix E Computation Scheme>
App.E-5
IM 11B08A01-01E
(2) Peak Processing
Peaks are detected from the detector signal data, and the concentration is calculated from the
area or height of the peak.
Detector signal data
Time gating
Retention-time
detection
Tangent
processing
Square
processing
F020502_1.ai
Peak detection processing
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Peak-on time/peak-on level
Retention time
Peak height
Peak-off time/peak-off level
Result of tangent correction
Tailing coefficient
Peak half width
Peak
waveform
Area
integration
Area calculation
by tangent
skimming
Peak waveform processing
Peak area
Slope gating
Zone gating
Slope/time
gating
Time/slope
gating
Base line
correction
Area calculation
by vertical
separation
2nd Edition : May 11, 2012-00
App.E