4,4'-Dibromo[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane

Octachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene

2,4,6-Trichlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 35693-92-6

Arochlor 1232, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 11141-16-5