EPA Method 8240A Sys Perf Check Cmpds Back Catalog number: 82411 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended P-094S-10X Dursban, 1000µg/mL in MeOH, 1ml Price on request PFRS-011S Tricresyl phosphate, 100µg/ml in Toluene, 1ml Price on request 678981 Dimethipin, 10 µg/ml, Methanol, 10ml Price on request