2-Hexanone, 1ml

Pentachloronitrobenzene, 1000µg/ml in Acetonitrile, 1ml

4-Bromophenylurea, 10mg

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