2,3,3',4,4',5’,6-Heptachlorobiphenyl Back Catalog number: 63191 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 94752 3,3’-Dimethoxybenzidine Price on request 72653 Di-n-propylamine Price on request 676724 Carbetamide, 250mg Price on request