EPA Method 502.2/624Mix Back Catalog number: 93600 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678014 Phenthoate, 100 µg/ml, Toluene, 1ml Price on request 673349 Metazachlor, 100 µg/ml, Acetonitrile, 5ml Price on request MDF-1234 1,2,3,4-Tetrachloro[13C12]dibenzofuran (97.5%), 1.2ml x 48.75ug/ml, toluene Price on request