1,2,3,8-Tetrachloronaphthalene, 1.2ml x 50ug/ml, nonane

Benzo(a)pyrene, 100µg/ml in Acetonitrile, 1ml

Dibenzo[lmbrs]naphtha[3,2,1,8,7-defgh]phenanthro[3,4,5-yzab]pyranthrene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 362600-03-1

Benz[a]anthracene, 10.0 µg/ml, Acetonitrile, 10m