rac Metoprolol-d7, 1mg

2,3,7,8,12,13,17,18-Octaethylporphine, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 2683-82-1

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

Octachlorostyrene, 1000µg/ml in MeChl, 1ml