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 9224.15-K-ME Carbamazepine Price on request 680988 Ofurace, 100 µg/ml, Acetonitrile, 1ml Price on request 93432 Appendix II Volatile Standard Price on request