Biphenyl, 100 µg/ml, Cyclohexane, 5ml

Chlorotoluron, 10.0 µg/ml, Acetonitrile, 10ml

4-Nitropyrene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 57835-92-4

Permethrin (mix isomers), 1000µg/ml in Acetonitrile, 1ml