2,2',3,4,4',5',6-Heptachlorobiphenyl (183) Back Catalog number: 66183 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended C20002800 PCB No. 28, certified, 10mg Price on request 59746 Anions Mix #2 Price on request 83511 EPA Method 8150A - Herbicide Methyl Esters Price on request