2,2',4,5'-Tetrachlorobiphenyl (49) Back Catalog number: 66049 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 72355 Sulfometuron methyl Price on request 19133 d-BHC Price on request 71626 2-Chloro-4,6-diamino-1,3,5-triazine, 1000µg/ml in N,N-dimethylformamide, 1ml Price on request