Underivatized Formaldehyde Analysis on ZB-1

GC Conditions

Column

Zebron ZB-1, GC Cap. Column 30 m x 0.32 mm x 3.00 µm, Ea

Part No

7HM-G001-36

Phase Name

ZB-1

Injection

Split 5:1 @ 140°C

Carrier Gas

Constant Flow Helium, 2.5 mL/min

Detection

Flame Ionization (FID) @ (250°C)

Detection Info

Sample Notes

Sample injected using a Tekmar Versa Headspace Autosampler. Headspace oven @ 60 °C for 10 minutes; transfer line = 65 °C; Vial pressurization = 15psi. GC analysis on Shimadzu GC-2010 plus Analytes were 0.5% in water. Nine different samples were prepared and analyzed with 2.0% RSD in peak area for formaldehyde.