EPA Method 8060 QC Check Solution Back Catalog number: 80602 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 676772 Naphthol AS-D, 100mg Price on request 11274.19-100-AN Picolinafen-d4 (4-fluorophenyl-d4),100 µg/mL,acetonitrile,1mL, Price on request 40060 EPA Method 8081A Pesticide Standard Price on request