2,2',4,5'-Tetrachlorobiphenyl (49) Back Catalog number: 66049 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677969 Bromophos-methyl, 100 µg/ml, Toluene, 1ml Price on request 50645 Cacodylic acid (As) Price on request 93372 Regulated Semi-Volatile Standard Price on request