2,3,3',4'-Tetrachlorobiphenyl (56) Back Catalog number: 63056 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 15900-0820-100AN5 Chloridazon, 100µg/ml in Acetonitrile, 5ml Price on request BDE-37 3,4,4'-Tribromodiphenyl ether, 1.2ml x 50ug/ml, nonane Price on request 50804 Calion Internal Standard Price on request