2,4,4',5-Tetrachlorobiphenyl (74) Back Catalog number: 66074 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 680040 Diclofenac Impurity B, 10mg Price on request 675042 Alachlor ESA sodium salt, 10mg Price on request 95934 VOC Standard Price on request