2,2’,3,3’,4,4’,5,5’-Octachlorobiphenyl (194) Back Catalog number: 66194 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 30059 EPA Method 502/524 High Conc VOC Mix #2 Price on request FPEPA 3-Perfluoropentyl propanoic acid (5:3), 50µg/ml in MeOH, 1,2ml Price on request 678466 Paraoxon-ethyl, 10 µg/ml, Acetonitrile, 10ml Price on request