beta-HCH, 100 µg/ml, Ethyl acetate, 5ml

1,4-Dioxane-d8

HHCB (Galaxolide), 100 µg/ml, Cyclohexane, 1ml

3,3',5,5'-Tetrabromobisphenol-A, 50µg/ml in MeOH, 1,2ml