EPA Method 549.1 Analytes Back Catalog number: 32079 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended MBP-D7 Mass-Labelled PCB Congener Solution/Mixture, 5µg/ml in Nonane, 1,2ml Price on request 676268 Fenthion-oxon-sulfoxide, 100 µg/ml, Acetonitrile, Price on request CA10018210 Acetochlor-ethane sulfonic acid (ESA) sodium, 10mg Price on request