1,2,4,5-Tetrachlorobenzene

3,3',4,5,5'-Pentachloro-4'-methoxybiphenyl, 1.2ml x 50ug/ml, nonane

5-Methylchrysene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 3697-24-3

2H,2H-Perfluorooctanoic acid, 10mg