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 677330 Triclopyr, 100 µg/ml, Acetonitrile, 1ml Price on request 2105.8-100MG 1,5-Bis-(1-methylethyl)-biguanide HCl, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 45095-69-0 Price on request 66065 2,3,5,6-Tetrachlorobiphenyl (65) Price on request