2,2',3,3',4,4',6-Heptachlorobiphenyl (171) Back Catalog number: 63171 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 680148 2,3-Butanedione, 1ml Price on request 59214 ICV Solution Price on request 11351.16-1G 1,3,6,8-Tetrabromopyrene,neat,neat,1g, Price on request