2,2',3,4',5,6,6'-Heptachlorobiphenyl (188) Back Catalog number: 63188 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 73165 Hexadecanoic acid Price on request 72173 L-Glutamic acid Price on request 677668 Bentazone-6-hydroxy, 10.0 µg/ml, Acetonitrile, 1 Price on request