2,3,3',4'-Tetrachlorobiphenyl (56) Back Catalog number: 66056 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 57305 Boron (B) Price on request 676276 Bupirimate, 10.0 µg/ml, Acetonitrile, 10ml Price on request 673273 Ethiofencarb-sulfone, 100 µg/ml, Acetonitrile, 5 Price on request