Lanthanum is a soft, ductile, silvery-white metallic chemical element with symbol La and atomic number 57.
L 0563 (OTTO) Lanthanum rod, 6.35 mm dia, 99.9% Cas 7439-91-0 - used to remove phosphates from water in lake treatments. L 0563 (OTTO) Lanthanum rod, 6.35 mm dia, 99.9% Cas 7439-91-0 - used in Physical Vapor Deposition (PVD) processes, including thermal and electron-beam (e-beam) evaporation, for the preparation of thin films.