Sodium perrhenate
Encyclopedia
Sodium perrhenate is a white crystalline solid. It is a commonly available precursor for rhenium
compounds.
Rhenium
Rhenium is a chemical element with the symbol Re and atomic number 75. It is a silvery-white, heavy, third-row transition metal in group 7 of the periodic table. With an average concentration of 1 part per billion , rhenium is one of the rarest elements in the Earth's crust. The free element has...
compounds.