1-Chloro-3-nitrobenzene, 1000µg/ml in MeOH, 1ml

5'-Fluoro-2,3',4,5-tetrachlorobiphenyl, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. NA

PCB No. 28, certified, 10mg

1,3,7,9-Tetrachlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, nonane