Doxepin hydrochloride

Desethylterbuthylazine-d9 (tert-butyl-d9), 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 1219798-52-3

Fexofenadine, 1000µg/ml in MeOH, 1ml

L-Threonine