EPA Method 8020 Analytes Back Catalog number: 19214 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 674694 Napropamide, 100mg Price on request 677750 4-Ethylphenol, 100 µg/ml, Acetonitrile, 1ml Price on request C16990550 Sulfadimethoxine, certified, 0.25g Price on request