Vardenafil hydrochloride trihydrate, certified, 0.1g Back Catalog number: C17900700 Availability: In the manufacturer's stock Price on request - + Recommended 3754.20-K-AC 4-tert-Octylphenol triethoxylate,1000 µg/mL,acetone,1mL, Price on request 91873 Volatile Standard Price on request 44000 EPA Method 601 Purgeable Halocarbons Price on request