(±)-Betaxolol-d7 hydrochloride (N-iso-propyl-d7)

1-Fluoronaphthalene, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 321-38-0

Trichloroacetic acid (TCA), 100µg/ml in MTBE, 5ml

n-Docosane, ?13C: -30.35, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 629-97-0