2,2',3,3',4',5,6-Heptachlorobiphenyl (177) Back Catalog number: 63177 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8413.19 Perfluoro-n-nonadecane, , Solvent-, Unit , # of units-, Cas.no. Price on request 58026 Iron (Fe) Price on request 53038 Interference Standards Set Price on request