EPA Method 531.1 - Analytes Back Catalog number: 30042R Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675094 Sodium p-n-tetradecylbenzenesulfonate, 10mg Price on request 79145 Aniline Price on request 674812 Bifenox, 10.0 µg/ml, Acetonitrile, 10ml Price on request