Flüchtige Verbindungen in Luft mittels Thermodesorption

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