EPA Method 550 Analytes Back Catalog number: 31051 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 689107 D6-Flufenacet ESA sodium salt, 100 µg/ml in Acetonitrile, 1ml Price on request MCDE-0 [13C12]Diphenyl ether, 1.2ml x 50ug/ml, nonane Price on request 16005-100ME5 Nitrosamines - Mix 9, 100μg/ml in MeOH, 5ml Price on request