2,4'-DDE, 10.0 µg/ml, Ethyl acetate, 10ml

2-Bromo-3,7,8-trichlorodibenzo-p-dioxin (>95%), 1.2ml x 48ug/ml, toluene

1,2,4-Trichlorobenzene-d3

Aldrin, 100 µg/ml, Acetonitrile, 1ml