Benzo[a]pyrene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 50-32-8

(3 alpha(H)+3bß(H)),17ß(H),21ß(H)-3-Hydroxyhopane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 28196-47-6/

Clomazone, 10 µg/ml, Ethyl acetate, 10ml

Hexachlorocyclopentadiene, 100 µg/ml, Cyclohexane