US EPA Method TO-17: GC Analysis of Volatiles on VOCOL after Collection/Desorption using Carbotrap® 300 Tube
CONDITIONS
sample/matrix
JHAP-43 Gas Mix (500429), 1ppm each component, 20mL
adsorbent tube
Carbotrap 300 (28283-U)
desorption process
20 mL/min at 330 °C for 6 min (cryo-focused to inlet @ -150°C)
column
SPB-1, 60 m × 0.25 mm I.D., 3.0 μm
oven
35°C (8 min), 5°C/min to 100°C (0 min), 15°C/min to 230°C (8 min)
detector
MSD, scan range 35-269
carrier gas
helium 31cm/sec
说明
法律資訊
Carbotrap is a registered trademark of Merck KGaA, Darmstadt, Germany