EPA Method 8141/1657 Surrogate Standard Back Catalog number: 92357 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 4PM208 2,2',3,3',4,5,5',6,6'-Nonachloro-4'-methoxybiphenyl, 1.2ml x 50ug/ml, nonane Price on request 96717 6-Methylchrysene Price on request 15900-1057-100AN5 gamma-Cyhalothrin, 100µg/ml in Acetonitrile, 5ml Price on request