2,3,6,7-Tetrachloronaphthalene, 1.2ml x 50ug/ml, nonane

5ß(H)-Cholestan-3-one, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 601-53-6

D12-Benzo[a]pyrene, 10.0 µg/ml, Cyclohexane, 10m

Etridiazole, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 2593-15-9