EPA Method 507 Pesticide Standard Back Catalog number: 91974 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended C15782500 Oxcarbazepine, certified, 50mg Price on request 673439 Sethoxydim, 100 µg/ml, Acetonitrile, 5ml Price on request 2266.12-100-IO 2,2',3,4',5',6-Hexachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 38380-04-0 Price on request