2,4,4',5-Tetrachlorobiphenyl (74) Back Catalog number: 66074 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 32221 1,2-Dichloroethane Price on request 681202 TFNA, 100 µg/ml, Acetonitrile, 1ml Price on request 97659 Method 1666 Standard Price on request