Bisoprolol, 100µg/ml in MeOH, 5ml

Furosemid, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 54-31-9

n-Butyl alcohol, 1g

N-Nitropiperazine-2,2,3,3,5,5,6,6-d8, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no.