Ruthenium is a chemical element with symbol Ru and atomic number 44. It is a rare transition metal belonging to the platinum group of the periodic table. Like the other metals of the platinum group, ruthenium is inert to most other chemicals.
R 1366 (OTTO) Ruthenium, powder, 99.9% Cas 7440-18-8 - used to make electrical contacts for resistance to severe wear. R 1366 (OTTO) Ruthenium, powder, 99.9% Cas 7440-18-8 - used to remove H2S in oil refineries and other industrial processing facilities.