EPA 505 Pesticide Standard Back Catalog number: 93932 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 72134 Cyanocobalamin Price on request L429-AS Method 429 Alternate Standard Stock Solution, 1.2ml, isooctane Price on request 684510 D5-Ethofumesate, 100 µg/ml, Acetonitrile, 1ml Price on request