4,4'-DDD, 100 µg/ml, Toluene, 5ml

Phthalate Esters Mix, 500ug/ml in Acetone, 1ml

3-Nitrophenanthrene, 10µg/mL in Cyclohexane, 10ml

Endosulfan-sulfate, 100 µg/ml, Acetonitrile, 5ml