US EPA Method 608.1/608.2: GC Analysis of Organochlorine Pesticides on Equity-1701

column

Equity-1701, 30 m x 0.25 mm I.D., 0.25 μm (28372-U)

oven

75 °C (2 min), 15 °C/min to 280 °C (5 min)

inj. temp.

250 °C

detector

ECD, 300 °C

carrier gas

helium, 1.2 mL/min. constant

injection

1 μL, splitless (splitter open after 0.75 min)

liner

4 mm I.D., single taper

sample

mixture of 608.1 and 608.2 calibration solutions (40351-U and 40352-U) diluted to 100 ppb in n-hexane