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Ytterbium is a chemical element with symbol Yb and atomic number 70. Ytterbium (Yb) Metal. Ytterbium is a soft, malleable and rather ductile element that exhibits a bright silvery luster.
Y 1107 (OTTO) Ytterbium powder, 99.9% Cas 7440-64-4 - used as a dopant to help improve the grain refinement, strength, and other mechanical properties of stainless steel. Some ytterbium alloys have rarely been used in dentistry.