Fenthion-sulfoxide, 10.0 µg/ml, Acetonitrile, 10

4-Methoxy-2,2',5'-trichlorobiphenyl, 100µg/ml in IO, 1ml

trans-1,4-Dichloro-2-butene

Bis-(2-ethylhexyl)-terephthalate, 1000µg/ml in Isooctane, 5ml