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Lenntech: Tantalum
Physical data, chemical properties, health and environmental effects.
Tantalum
Data tables and historic information.
LANL: Tantalum
History, production, properties, and uses.
Visual Elements: Tantalum
Discovery, uses, physical information, and key isotopes.
WebElements: Tantalum
Extensive information on history, uses, occurrence, compounds, and properties.
ChemicalElements.com: Tantalum
Basic information, atomic structure, and isotopes.
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