EPA Method 549.1 Analytes Back Catalog number: 31079 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673256 Diflubenzuron, 10.0 µg/ml, Acetonitrile, 10ml Price on request 97554 Acrylamide-2,3,3-d3 Price on request 56130 Zinc (Zn) Price on request