Difenoconazole, 100 µg/ml, Ethyl acetate, 5ml

EGDN, 100 µg/ml, Acetonitrile, 1ml

Sodium 1H,1H,2H,2H-perfluorooctane sulfonate (6:2), 50µg/ml in MeOH, 1,2ml

Heptachlor epoxide