EPA Method 8081A Pesticide Standard B Back Catalog number: 92790 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 92491 Methyl-t-butyl ether Price on request 677768 Pentafluoropropionic acid, 250mg Price on request 2979.7-100 Aldicarb sulfone, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 1646-88-4 Price on request