Monuron, 100 µg/ml, Acetonitrile, 5ml

Ethanol standard in water,3.0g/L,water, 3mL

Sodium bis(1H,1H,2H,2H-[1,2-13C2]perfluorooctyl)phosphate, 50µg/ml in MeOH, 1,2ml

Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane