Mesotrione, 100 µg/ml, Acetonitrile, 5ml

Fenthion, 1000µg/ml in Hexane, 1ml

Biphenyl, 10.0 µg/ml, Cyclohexane, 10ml

4,4'-Diaminobiphenyl,100 µg/mL,acetonitrile,1mL,