Metoprolol tartrate, 100 µg/ml, Methanol, 1ml

18O4-Sodium perchlorate, 5mg

Aflatoxin M2, neat, Solvent-neat, Unit 1mg, # of units-1, Cas.no. 6885-57-0

D12-Benzo[a]pyrene, 100 µg/ml, Cyclohexane, 1ml