Cloquintocet-mexyl, 10.0 µg/ml, Acetonitrile, 10

Azinphos ethyl, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 2642-71-9

Perfluoro-n-[1,2,3,4,5,6,7-13C7]undecanoic acid, 1.2ml x 50ug/ml, methanol

EPA Method 551Mix “A”