Nominal | Accurate | % Natural | Chemical | Enrichment |
mass | mass | abundance | form | available % |
85 Rb | 84.911794 (3) | 72.165 (13) | chloride, carbonate, iodide, sulphate | 95 - 99+ |
87 Rb | 86.909187 (3) | 27.835 (13) | chloride, metal, iodide, carbonate, chromate | 82 - 99+ |
同位素金属:Rubidium(铷)85Rb、87Rb