Shimadzu GCMS-QP2010 - S;N Measurements NCI MODE (OPTION)

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23
Day6
12.S/N Measurements NCI MODE（OPTION）
Measure S/N.(NCI MODE)
SAMPLE OFN 100fg/ul (isookutane solvent) 1ul
Measurement Conditions
INJ 250
M
C
SPLITLESS mode (sampling time 1.0 minute)
COL: 50
M
C (1min) - 40
M
C / min - 200
M
C (0min) - 15
M
C / min - 280
M
C
I/F: 250
M
C
IS: 200
M
C
He: during injection 250kPa, 1 minute (HIGH-PRESSURE
INJECTION mode)
during analysis 120Kpa
Total flow: 50mL/minute
MS: SCAN mode (mass range: m/z200 to 300)
interval 0.5s
detector voltage relative value: +0.4 (absolute value: 1.4 to 1.6kV)
measurement time: 3.0 to 10.0 minutes(solvent elution time: 3 minutes)
Attention
Please confirm that the sensitivity of EI is sufficient, in the case that the sensitivity of CI and
NCI is confirmed.