EPA Method 526 Surrogate Standard Back Catalog number: 93187 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended PCB-A10-CS5-11 Individual Calibration Solutions, 200uL, nonane Price on request B197910 Benz[j]aceanthrylene and Benz[e]aceanthrylene_x000B_(70:30Mixture), 2,5mg Price on request 9666.4-K-AN N-Nitrosodiethanolamine, 1000µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 1116-54-7 Price on request