2,3,7-Trichlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, nonane

Benz[a]anthracene-d12, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 1718-53-2

Perfluoronaphthalene, , Solvent-, Unit 10g, # of units-, Cas.no. 313-72-4

2,2',3,4,4',5-Hexachlorobiphenyl, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 35694-06-5