2-Ethylhexyl 2,3,4,5-tetrabromobenzoate, 10mg

2,3,3',4,4',5,5',6-Octabromodiphenyl ether, 1.2ml x 50ug/ml, toluene

4-Chlorobiphenyl (3)

(-)-Nicotine, 100 µg/ml, Methanol, 1ml