1,4-Dioxane-d8

Toxaphene, 100µg/ml in Acetonitrile, 5ml

17a-Ethinylestradiol, certified, 0.25g

Tetracosanoic acid (Lignoceric), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 557-59-5