Benzo(a)pyrene, 10 ng/µl, 10ml

Pentachloroanisole, 100 µg/ml, Acetonitrile, 5ml

9-Fluorenone-d8,1000 µg/mL,toluene,1mL,

3,3',4,4'-Tetrabromobiphenyl, 1.2ml x 50ug/ml, nonane