EPA Method 551.1 - Analytes Mix #1 Back Catalog number: 30098 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 96042 Triazine Standard Price on request 12012.10-25MG Serotonin hydrochloride,neat,neat,25mg, Price on request 90738 Acetonitrile Price on request