22
Day 5
11. S/N Measurements CI MODE(OPTION)
Measure S/N.(CI MODE)
Benzophenone 100pg/ul (acetone solvent) 1ul
INJ: 250℃SPLITLESS MODE (Sampling Time 2.0 min)
COL: 80℃(2min)−30℃/min−260℃(5min)
I/F: 250℃IS:200℃
He:
during injection and analysis 100Kpa
Tota l f l o w 20ml/min
MS: SCAN MODE (mass range M/Z 100〜250)
interval 0.5sec
detector voltage relative value +0.4 (absolute 1.4〜1.6 kV)
measurement time6.0〜11.0 min(solvent elution time 5.5min)
Attention
Please confirm that the sensitivity of EI is sufficient, in the case that the sensitivity of CI and
NCI is confirmed.