2,3,3',4,4',5,5'-Heptachlorobiphenyl (189) Back Catalog number: 66189 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended M46209-100G 1,3,3-Trimethyl-2-methyleneindoline, 100G Price on request 678457 Phoxim, 100 µg/ml, Acetonitrile, 1ml Price on request 66054 2,2’,6,6’-Tetrachlorobiphenyl (54) Price on request