EPA Method 507 Analyte Mix #8 Back Catalog number: 94131 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2223.12-100-IO 3'-Fluoro-2,4,5-trichlorobiphenyl, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 3409.10-100-AN Fluometuron Price on request 676846 D5-Malachite green picrate, 10mg Price on request