One package of 2,6-bis(2-benzimidazolyl)pyridine CAS: 28020-73-7 was taken away abroad on Mar. 6. 2,6-Bis(2-benzimidazolyl)pyridine CAS: 28020-73-7 is available from stockroom under 5Kg. Larger quantity would be made for you.

      Currently, UCHEM supply series of tridentate ligands, most of them are derivatives of 2,2’:’,2”-terpyridine.