CLP Semi-Volatile Base/Neutral Surrogate Std Back Catalog number: 22016 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679432 D7-Propranolol hydrochloride, 100 µg/ml, Water, Price on request H946485 3-Hydroxy-2-methylbutanoic Acid, 100mg Price on request 59367 Metals Mix #1 Price on request