Vardenafil hydrochloride trihydrate, certified, 0.1g

(1R,2S,3R,4R)-rel-1,2,3,4-Tetrahydro-phenanthrene-1,2,3,4-tetrol, , Solvent-, Unit , # of units-, Cas.no. 697287-39-1

Diquat dibromide monohydrate, 100 µg/ml, Water,

N-Nitrosonornicotine, 1000µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 808508-23-2