4-Methoxy-2',4',6'-trichlorobiphenyl, 100µg/ml in IO, 1ml

1,2,3-Trichloronaphthalene, 1.2ml x 50ug/ml, nonane

Chlorfenvinphos, 100 µg/ml, Cyclohexane, 1ml

Sodium perfluoro-6-methylheptanesulfonate, 1.2ml x 50ug/ml, methanol