2,2',3,3',4',5,6-Heptachlorobiphenyl (177) Back Catalog number: 66177 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 680244 D10-Carbophenothion, 100 µg/ml, Acetone, 1ml Price on request 72088 Acesulfame K Price on request X9039 Chlorobenzene Price on request