Caffeine

Benzo[e]pyrene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 192-97-2

3-Bromo-2,7,8-trichlorodibenzofuran, 1.2ml x 50ug/ml, toluene

Simazine, 100µg/ml in Methanol, 1ml