2,3,3',4'-Tetrachlorobiphenyl (56) Back Catalog number: 63056 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 73371 Trioctyl trimellitate, 1000μg/ml in methylene chloride, 1ml Price on request B426220 Bis(2,3-dichloropropyl) Ether, 25mg Price on request 93624 MA - VPH Matrix Spike #2 Rev 1.1 Price on request