Rhodium is a chemical element with symbol Rh and atomic number 45. It is a rare, silvery-white, hard, and chemically inert transition metal.
R 0072 (OTTOKEMI) Rhodium on carbon, 5% (wet) Cas 7440-16-6 - used reagent for the conversation of nitriles to primary amines and the hydrogenation of aromatic rings, pyridines, aldehydes and sugars.