EPA Method 622.1 Analytes Back Catalog number: 40019 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 72703 Metamitron, 1000μg/ml in Acetone, 1ml Price on request 79147 3,4,5-Trichlorophenol Price on request 79406 trans-Permethrin Price on request