EPA Method 8080 - Surrogate Standard Back Catalog number: 90435 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 681634 1,3,5-Trimethylbenzene, 250mg Price on request 3232.20-K-IO 11-cis-Eicosenoic acid , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 5561-99-9 Price on request S-4373-K-IP EPA 8041A Surrogate Standard PFB-derivatives S-4373 1mg/mL in isopropanol, 1 mL, 5 x 1mL, 5mL 2,4-Dibromophenol-PFB Price on request