EPA Method 548.1 Analyte Back Catalog number: 30177 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 90601 Dicofol Price on request 2532.13-100MG (2RS)-2-(4-Butylphenyl)propanoic acid, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 3585-49-7 Price on request 678487 Profenofos, 100 µg/ml, Acetonitrile, 5ml Price on request