EPA Method 8121 Analytes Back Catalog number: 83202 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3385.8-100-AN Disulfoton, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 298-04-4 Price on request 71964 4-Chloro-2-nitroaniline Price on request 1080.21-K-IO n-Pentadecylbenzene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2131-18-2 Price on request