EPA Method 8240A Sys Perf Check Cmpds Back Catalog number: 82411 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 672853 Fluazifop-P-butyl, 100mg Price on request 52086 QC Standard 3 Price on request 63097 2,2',3',4,5-Pentachlorobiphenyl (97) Price on request