EPA Method 608 Pesticides and PCB's Back Catalog number: 41000 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8571.50-10MG Pentacontane, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 6596-40-3 Price on request 678422 alpha-HCH, 100 µg/ml, Acetonitrile, 5ml Price on request R509502 Rifaximin-d6 (Major), 1mg Price on request