GC Analysis of Bleed Profiles of GC Septa on SLB^®-5ms

column

SLB-5ms, 30 m x 0.25 mm I.D., 0.25 μm (28471-U)

oven

40 °C (3 min), 15 °C/min to 325 °C (15 min)

inj. temp.

250 °C

detector

FID, 325 °C

carrier gas

helium, 25 cm/sec constant

injection

1 μL splitless (1 min)

liner

4 mm I.D., single taper, unpacked

sample

solvent extracts of septa, dodecane (as an internal standard) added to 100 μg/mL