2,3,3',4,4',5’,6-Heptachlorobiphenyl Back Catalog number: 66191 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 82411 EPA Method 8240A Sys Perf Check Cmpds Price on request 52129A WP Amp 1 Trace Elements - Cal Check Price on request N-11575-1G Decyl alcohol, 1g Price on request