Sites:
| Cadmium: Data tables and historic information. | | ChemGlobe: Cadmium: Electronic, thermal, and steric data along with an isotope table. | | ChemicalElements.com: Cadmium: Basic information, atomic structure, and isotopes. | | EnvironmentalChemistry.com: Cadmium: Atomic structure, chemical and physical properties, and table of nuclides. | | It's Elemental: Cadmium: Basic physical and historical information. | | LANL: Cadmium: Basic information, history, uses, and cost. | | Lenntech: Cadmium: Physical data, chemical properties, health and environmental effects. | | USGS Minerals Information: Cadmium: Statistics and information on the worldwide supply, demand, and flow of the element (PDF format). | | Visual Elements: Cadmium: Image, uses, physical information, key isotopes, and ionisation energies. | | WebElements: Cadmium: Extensive information on history, uses, occurrence, compounds, and properties. | | Wikipedia: Cadmium: Properties of the element, including its history, applications, and characteristics. |
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