2,2',3,4,4',5,5',6-Octachlorobiphenyl (203) Back Catalog number: 66203 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 72126 Chloramphenicol Price on request 92484 n-Hexane / n-Heptane Mix Price on request 66141 PCB No. 141, 100µg/ml in Isooctane, 1ml Price on request