CLP Semi-Volatile Base/Neutral Surrogate Std Back Catalog number: 20006 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 97785 Acetonitrile Price on request CA15081900 4-Methoxy-1,3-phenylendiamine, certified, 0.1g Price on request 9399.19-K-ME Doxepin-d3 hydrochloride Price on request