Chlorthal-dimethyl, 10 µg/ml, Cyclohexane, 10ml

6-Nitrobenzo[a]pyrene-d11, 100µg/ml in Toluene, 1ml

Silver (Ag), 1000µg/ml in 2%-HNO3/Water, 100ml

2,4-Dichlorophenol, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 120-83-2