EPA Method 8330 Analyte Back Catalog number: 79082 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 676943 4,4'-Difluorobenzophenone, 100mg Price on request 2326.12-100-IO Arochlor 5460 , 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 11126-42-4 Price on request 92484 n-Hexane / n-Heptane Mix Price on request