N,N-Diethylanilin, 100 µg/ml, Methanol, 5ml

19-Nortestosterone 17-propionate, certified, 0.1g

2,2',3,4,4',5,5'-Heptabromo[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane

(-)-Cotinine, 25mg