EPA Method 549.1 Analytes Back Catalog number: 32079 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 685190 Pentanochlor, 25mg Price on request XA17303000AL Terbuthylazine-desethyl, 100µg/mL in Acetonitrile, 1ml Price on request 673281 Fenamiphos, 100 µg/ml, Acetonitrile, 5ml Price on request