EPA Method 524.3 Analytes Back Catalog number: 95493 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679259 D6-Metazachlor, 100 µg/ml, Acetonitrile, 1ml Price on request LGCFOR1031.04 Ritalinic Acid, 10mg Price on request 93854 Organophosphorous Pesticides Price on request