2,4-D, 100µg/ml in Acetonitrile, 5ml

Internal Standard Spiking Solution, 1.2ml, nonane

2,3,4,6-Tetrachloroanisole, 50mg

Sodium bis(1H,1H,2H,2H-perfluorodecyl)phosphate, 50µg/ml in MeOH, 1,2ml