CAS 894-71-3 appears in our catalog under these names: Nortriptyline HCl (Amitriptyline EP Impurity C HCl), Amitriptyline EP Impurity C HCl (Nortriptyline HCl), Nortriptyline Hydrochloride, >95% (HPLC), Nortriptyline Hydrochloride, Nortriptyline Hydrochloride 1.0 mg/ml in Methanol (as free base). Offered by: Chemat Brand, TRC, Mikromol, LoGiCal, Lipomed. Available pack sizes: on request, 100mg, 10mg, 1g, 250mg, 1ml, 50mg, 10mM (in 1ml dmso).