EPA Method 531.1 - Analytes Back Catalog number: 30042 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678664 S-Metolachlor Metabolite CGA 37735, 100 µg/ml, Ac Price on request 93732 Phenolics Standard Price on request 73451 Fenclorim Price on request