Methacycline hydrochloride, 100mg

Benzo(j)fluoranthene, 10µg/mL in Cyclohexane, 10ml

2,2',4,4',6-Pentabromo-6'-methoxy[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane

Pyrasulfotole, 100 µg/ml, Acetonitrile, 5ml