Metoprolol (free base),neat,neat,50mg,

6-Nitrobenzo[a]pyrene-d11, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 352431-12-0

1-Hydroxyacrine,neat,neat,10mg

Bis(tri-n-butyltin)oxide