Benzo[a]pyrene, 100 µg/ml, Acetonitrile, 1ml

Potassium sorbate

Toluene, 3 Wt% in Isooctane, 30mg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 108-88-3

1,3-Bis(4-nitrophenyl)urea, 50mg