N-Desmethyldiltiazem

Venlafaxine-d6 hydrochloride (N,N-dimethyl-d6), neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 1062606-12-5

Semi-Volatile Standard

EPA 604, Surrogate Standard as PFB derivatives S-4375 1 Analyte, 200 µg/mL in methanol, 5mL or 1mg/mL in isopropanol, 1mL 2,4,6-Tribromophenol-PFB