Hexachlorobenzene, 100 µg/ml, Ethyl acetate, 1ml

Naphtho[2,3-e]pyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 193-09-9

Aqueous Ethanol Standard (0.3g/l), 10 x 1,2ml

Rimsulfuron, 1000μg/ml in Acetone, 1ml