2,3,4,6-Tetrachlorophenol

2,2',4,4',5-Pentachlorodiphenyl ether, 1.2ml x 50ug/ml, nonane

2,4,4',5-Tetrachlorobiphenyl (74)

3-Methylcholanthrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 56-49-5