Melatonin,1000 µg/mL,MeOH,1mL,

Phenol-2,3,4,5,6-d5, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 4165-62-2

Terbuthylazine-desethyl-2-hydroxy, 100µg/ml/MeOH, 1ml

Carvedilol, neat, Solvent-neat, Unit 100mg, # of units-, Cas.no. 72956-09-3