EPA Method 8141 Standard Back Catalog number: 92353 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677493 D5-Iprodione, 100 µg/ml, Acetonitrile, 1ml Price on request 673636 Methamidophos, 100 µg/ml, Ethyl acetate, 5ml Price on request 55199 WP Low Level Perchlorate Price on request