Atrazine-desethyl 100 µg/mL in Acetonitrile, 1ml

2,4-Dibromodiphenyl ether, 1.2ml x 50ug/ml, nonane

EPA 604, Surrogate Standard as PFB derivatives S-4375 1 Analyte, 200 µg/mL in methanol, 5mL or 1mg/mL in isopropanol, 1mL 2,4,6-Tribromophenol-PFB

alpha-Cypermethrin, 100 µg/ml, Cyclohexane, 5ml