US EPA Method TO-17: GC Analysis of Volatiles on Equity-1 after Collection/Desorption using Carbotrap 300 Tube

thermal desorption tube

Carbotrap^® 300 glass TD tube, fritted, O.D. × L 1/4 in. × 3 1/2 in., unconditioned, pkg of 10 ea (30141-U)

sample/matrix

TO15/17 Calibration Mix, 1 PPM in N₂ (41973-U)

dry purge

1 min

bake

350 °C

transfer line/valve temp.

175 °C

column

FS CAP Equity-1 30 m x 0.25 mm I.D. x 1.0 μm (28049-U)

oven

40 °C/8 min to 100 °C @ 5 °C/min to 220 °C @ 15 °C/min, hold for 10 min

detector

MSD

MSD interface

175 °C

scan range

35-265

carrier gas

Helium