2,2',4,5'-Tetrachlorobiphenyl (49) Back Catalog number: 66049 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79214 trans-Chlordane Price on request 681202 TFNA, 100 µg/ml, Acetonitrile, 1ml Price on request 675995 Malaoxon, 100 µg/ml, Toluene, 5ml Price on request