Methacrifos, 10.0 µg/ml, Acetonitrile, 10ml

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

2,4'-DDT, 100 µg/ml, Methanol, 1ml

Dibenzo(a,h)anthracene