Chlorthion, 10.0 µg/ml, Ethyl acetate, 10ml

2,2',4,5',6-Pentabromobiphenyl, 1.2ml x 50ug/ml, nonane

Sodium 1H,1H,2H,2H-perfluorodecane sulfonate (8:2), 50µg/ml in MeOH, 1,2ml

1-Chloro-2,4-dinitrobenzene, 1000µg/ml in MeOH, 1ml