Cerotic acid, 10mg

2-Perfluorodecyl-[1,2-13C2]-ethanoic acid (10:2), 50µg/ml in Isopropanol, 1,2ml

PBDE Mix, in Isooctane (8 comp.), 1ml

Pethoxamid-ESA sodium, 10µg/ml in Acetonitrile, 5ml