EPA Method 502/524 Surrogate Standard #1 Back Catalog number: 30070 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 680282 Oleic acid, 500mg Price on request 673221 Carbaryl, 100 µg/ml, Acetonitrile, 5ml Price on request 673244 Cymoxanil, 10.0 µg/ml, Acetonitrile, 10ml Price on request