Volatile compounds by US EPA Method 0030 (VOST)

sample

calibration standard: volatiles in methanol; blank: Tenax TA tube with surrogate thermally desorbed into purge & trap system

adsorbent tube

VOST 100 (20074-U)

purge trap

VOCARB 4000 (20308)

column

SPB-624, 75 m × 0.53 mm I.D., 3.0 μm film (25432)

oven

35 °C (5 min) to 200 °C at 10 °C/min, hold 2 min

detector

FID, 300 °C

carrier gas

helium, 8 mL/min