잔류물질정보 - 잔류농약분석메뉴얼
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GC분석조건

  Table 1. Operating Conditions of GC-ECD and GC-NPD
Parameters Conditions
Detector ECD NPD
Column DB-5 DB-17 SPB-608 DB-5 DB-17
(30m×0.25㎜I.D., 0.25㎛d f )
Column flow N2 (1.0ml/min, constant flow)
Inj. Temp & Inj. mode 260℃, split mode(50:1) 260℃, splitless mode
(purge time 0.9min)
Detector Temp. 280℃ 280℃
Oven Temp. 80℃(2min)-7℃/min-250℃-5℃/min-280℃(15min) -10℃/min-300℃(10min)
Injection Vol. 1 ㎕
Make up gas N2. 60㎖/min N2. 5.0㎖/min
H2 GAS - 3.6㎖/min
Air - 60㎖/min

  Table 2. Operating Conditions of GC-FPD and MSD
Parameters Conditions
Detector FPD MSD
Mode sulfur phosphorus -
Column
DB-5 DB-5 DB-5MS
30m×0.25㎜I.D., 0.25㎛d f
Column flow
N2
(1.0ml/min, constant flow)
He
(1.0ml/min, constant flow)
He
(1.0ml/min, constant flow)
Inj. Temp & Inj. mode
250℃, splitless mode
(purge time 1min)
250℃, split mode(30:1)
260℃, splitless mode
(purge time 0.9min)
Detector Temp. 250℃ 260℃
-
Oven Temp. 80℃(2min)-10℃/min-
240℃(22min)
80℃(2min)-10℃/min-
300℃(20min)
80℃(2min)-7℃/min-250℃-
5℃/min-280℃(20min)
-10℃/min-300℃(5min)
Injection Vol. 1 ㎕
Make up gas N2. 5.0㎖/min -
H2 GAS 65㎖/min 80㎖/min -
Mass range
- - 50-550
solvent delay - - 4min
Electron impact - - 70eV