4,4'-DDE, 100 µg/ml, Ethyl acetate, 5ml

Hexaethylbenzene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 604-88-6

Quinmerac metabolite BH 518-4, 25mg

Ethylenethiourea