Phenanthrene - 20%

2,2,5-Trichlorobiphenyl (BZ-18)

1,3,7,8-Tetrachloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

1,1,1-Trichloroethane (contains stabilizer 0.05% low alkyl epoxide), in ampoule,neat,neat,50mg,