EPA Method 508 Standard Back Catalog number: 92358 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673866 Cloquintocet-mexyl, 10.0 µg/ml, Acetonitrile, 10 Price on request 678347 Fenson, 100 µg/ml, Ethyl acetate, 5ml Price on request 92842 EPA Method 525.2 Pesticide Level 5 Price on request