2,2',4,5'-Tetrachlorobiphenyl (49) Back Catalog number: 66049 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended PAH-B-CS4 PAH-CVS-B and Related "Support Solutions", Individual Calibration Solutions , 1.0ml, isooctane, 0.3-14.0% toluene Price on request 71296 Phenyl sulfide Price on request 2065.6-K-IP 2,5-Dichlorophenol, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 583-78-8 Price on request