Atrazine, 100 µg/ml, Methanol, 1ml

Alachlor ESA sodium salt, 25mg

cis-1,2-Dichloroethene, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 156-59-2

Benzo(a)pyrene, 10μg/ml in Cyclohexane, 10ml