US EPA Method 8141: GC Analysis of Organophosphorus Pesticides (OP-Pest) on SPB^®-608

column

SPB-608, 30 m x 0.25 mm I.D., 0.25 μm (24103-U)

oven

60 °C (1 min), 5 °C/min to 200 °C, 15 °C/min to 300 °C (5 min)

inj. temp.

250 °C

detector

NPD, 320 °C

carrier gas

helium, 1.5 mL/min

injection

2.0 μL, splitless (0.75 min)

liner

4 mm I.D., single taper

sample

nitrogen-phosphorous pesticide standard, each analyte at 100 ppb in MTBE