OSHA Method 52: GC Analysis of Formaldehyde on SUPELCOWAX 10 after Collection/Desorption using ORBO™-24
CONDITIONS
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
说明
法律信息
ORBO is a trademark of Sigma-Aldrich Co. LLC
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