Fonofos Back Catalog number: 92808 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2871.12-50-IO 5'-Fluoro-2,3,3',4,4',5-hexachlorobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request EPA-533PAR EPA Method 533 Native Primary Std. (br/linear mix), 500ng/ml in MeOH, 1,2ml Price on request 675716 Chlormephos, 100 µg/ml, Ethyl acetate, 5ml Price on request