2,2',4,5'-Tetrachlorobiphenyl (49) Back Catalog number: 66049 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 50126 pH 2.0 Standard @ 25°C Price on request 674605 Triclosan, 10.0 µg/ml, Cyclohexane, 10ml Price on request 680484 2,4,6-Trichlorophenol acetate, 20mg Price on request