EPA Method 8325 Surrogate Standard Back Catalog number: 82483 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677149 Bifenazate-diazene, 25mg Price on request 31054 EPA Method 552.1 - Haloacetic Acids Price on request 72344 1-(2,3-Dichlorophenyl)urea Price on request