2,3,3',4',5',6-Hexachlorobiphenyl Back Catalog number: 10687.12-100-IO Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 687767 N-Nitroso-N-methyl-4-aminobutyric acid, 25mg Price on request 678257 15N3-Atrazine-desethyl, 100 µg/ml, Acetonitrile, Price on request 679283 Metoprolol acid, 25mg Price on request