2,2’,5,5’-Tetrachlorobiphenyl (52) Back Catalog number: 66052 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended C10070100 Aldicarb D3, 10mg Price on request 0260.16-200-T Fluoranthene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 206-44-0 Price on request 50184 Ammonium (NH4+) Price on request