6-Nitrobenzo[a]pyrene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 63041-90-7

Chlorpyrifos-methyl, 10.0 µg/ml, Cyclohexane, 10

(24R)-24-Ethylcholest-2-ene, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 69088-87-5

D6-Metazachlor, 100 µg/ml, Acetonitrile, 1ml