2,2',3,3',4,5',6,6'-Octachlorobiphenyl (201) Back Catalog number: 66201 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 95280 PAH IS/S Standard, 4000µg/ml in MeChl., 1ml Price on request DF-IS-C200 Mass-Labelled PCDD/PCDF Internal Standard Solution, 1.2ml, nonane Price on request 680226 Lignoceric acid, 100mg Price on request