EPA Method 602 - Surrogate Standard Back Catalog number: 19097 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 72844 Diflufenzopyr Price on request 0393.12-K-IO n-Hexylbenzene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1077-16-3 Price on request 674547 Neburon, 100mg Price on request