2',3,4,4',5-Pentachlorobiphenyl (123) Back Catalog number: 66123 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0242.24-200-T Dibenzo[a,h]pyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 189-64-0 Price on request C16179100 Phthalic acid, n-pentyl-isopentyl ester, certified, 0.1g Price on request 676664 Tolyltriazole, 100mg Price on request