EPA Method 548.1 Analyte Back Catalog number: 30177 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675157 PSA-C18-Mix 2 Price on request XA12081100AC 2,4´-DDT D8, 100µg/ml in Acetone, 1ml Price on request 95403 Aroclor 1232 & Tetrachloro-m-xylene Price on request