Purity:99.9%, 99.95%, 99.99%
Shape:Discs, Plates, Column Targets, Step Targets, Custom-made
Lutetium is a chemical element originated from Paris, France (with the Roman name Lutetia). It was first mentioned in 1906 and observed by G. Urbain and C.A. von Welsbach. The isolation was later accomplished and announced by G. Urbain and C.A. von Welsbach. “Lu” is the canonical chemical symbol of lutetium. Its atomic number in the periodic table of elements is 71 with location at Period 6 and Group 3, belonging to the d-block. The relative atomic mass of lutetium is 174.967(1) Dalton, the number in the brackets indicating the uncertainty.