- ChemGlobe: Platinum - Electronic, thermal, and steric data along with an isotope table.
- ChemicalElements.com: Platinum - Basic information, atomic structure, and isotopes.
- EnvironmentalChemistry.com: Platinum - Atomic structure, chemical and physical properties, and table of nuclides.
- It's Elemental: Platinum - Basic physical and historical information.
- LANL: Platinum - Sources, properties, and uses.
- Lenntech: Platinum - Physical data, chemical properties, health and environmental effects.
- Visual Elements: Platinum - Image, general and physical information, source, uses, key isotopes, and ionisation energies.
- WebElements: Platinum - Extensive information on history, uses, occurrence, compounds, and properties.
- Wikipedia: Platinum - Properties of the element, including its history, applications, and characteristics.
Media publications
- Radiochemistry of Platinum - Full text of the monograph by G. W. Leddicotte (Oak Ridge National Laboratory, Oak Ridge, Tennessee). (Published 1961.10.00)
