EPA Method 8090 - Analytes Mix #1 Back Catalog number: 80901 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 55165 SDWA Nutrients Price on request 0330.14-K-IO n-Octylbenzene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2189-60-8 Price on request 3508.13-K-IO n-Heptylbenzene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1078-71-3 Price on request