9-Nitrophenanthrene, 10µg/mL in Cyclohexane, 10ml

1,2,4-Trichlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, nonane

Propham, 10 µg/ml, Ethyl acetate, 10ml

3,3'-Dimethylbenzidine, 100mg