EPA Method 8081A Pesticide Standard B Back Catalog number: 92788 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 674826 Fenamiphos-sulfone, 50mg Price on request 50195 Sulfide (S) Price on request 2871.12-100-IO 5'-Fluoro-2,3,3',4,4',5-hexachlorobiphenyl,100 µg/mL,isooctane,1mL, Price on request