EPA Method 8240A C Back Catalog number: 22002 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678335 Butylate, 10.0 µg/ml, Ethyl acetate, 10ml Price on request 3428.12-100-AN Isofenphos-des-N-isopropyl Price on request 96404 Fenamiphos sulfoxide Price on request