Bisoprolol-d5, 1mg

trans-1,2-Dimethylcyclopentane, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 822-50-4

Ethanol standard in serum,0.8g/L,serum, 1.5mL

Pyrazoxyfen, 100 µg/ml, Acetonitrile, 1ml