2,3,3',4,4',5'-Hexachlorobiphenyl, 5mg Back Catalog number: C-157N Availability: In the manufacturer's stock Price on request - + Recommended 678495 Pyridaphenthion, 100 µg/ml, Acetonitrile, 5ml Price on request 30581 m-Xylene Price on request 676371 Heptadecafluorononanoic acid, 100mg Price on request