CLP Semi-Volatile Base/Neutral Surrogate Std Back Catalog number: 21016 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 91760 CLP - Semi-Volatile Additional Compound Standard Price on request 8991.X-10G Naphthenic acids, pract,neat,neat,10g Price on request 11984.28-10MG (±)-Methoxyverapamil hydrochloride,neat,neat,10mg, Price on request