2,2’,5,5’-Tetrachlorobiphenyl (52) Back Catalog number: 66052 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0979.21-100-IOX5 d4 Pregnane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 205529-77-7 Price on request 8939.4-1G Maleic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 125231000 Price on request 66016 PCB No. 16, 100µg/ml in Isooctane, 1ml Price on request