OSHA Method 52: GC Analysis of Formaldehyde on SUPELCOWAX 10 after Collection/Desorption using ORBO^™-24

sample/matrix

HMP-coated Supelpak 20 spiked with formaldehyde (10 μg)

adsorbent tube

ORBO-24 (20231)

column

SUPELCOWAX 10, 30m × 0.53 mm I.D., 0.5 μm (25325)

oven

50 °C (2 min) to 200 °C at 10 °C/min

detector

NPD, 220 °C

carrier gas

helium, 7 mL/min

injection

1 μL direct, 220 °C