US EPA Method 8141: GC Analysis of Organophosphorus Pesticides (OP-Pest) on SLB^®-5ms

column

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

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