2,2',4,5'-Tetrachlorobiphenyl (49) Back Catalog number: 66049 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59416 Cations Mix Price on request PCB-LCS-A20 Mass-Labelled PCB Solution/Mixture , 1.2ml, nonane Price on request 0985.28-100-IOX10 d2 C28 Triaromatic Sterane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 205529-81-3 Price on request