2,4,4',5-Tetrachlorobiphenyl (74) Back Catalog number: 66074 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 20219 CLP Pesticide Mix “B” Price on request EPA-8290MSS Matrix Spiking Solution, 1.2ml, nonane Price on request 90611 525/526 Internal Standard Price on request