Perfluoro-3,7-dimethyloctanoic acid, 1.2ml x 50ug/ml, methanol

2,2,3,4,4,5,6,6-Octachlorobiphenyl

Arochlor 1248 , 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 12672-29-6

Dibenz[a,j]anthracene, 10µg/mL in Acetonitrile, 10ml