EPA Method 8240A Sys Perf Check Cmpds Back Catalog number: 82411 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 97742 EPA Method 8270 PAH Standard Price on request 70360 Resorcinol Price on request XA12700000AL Dimethoate, 100µg/ml in Acetonitrile, 1ml Price on request