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LANL: Technetium -
History, isotopes, properties, and handling.
http://periodic.lanl.gov/elements/43.html ChemGlobe: Technetium -
Electronic, thermal, and steric data along with an isotope table.
http://partisans.spurious.biz/~pkremer/projects/chemglobe/ptoe/_/43.html Visual Elements: Technetium -
Image, general and physical information, source, uses, key isotopes, and ionisation energies.
http://www.chemsoc.org/viselements/pages/technetium.html Lenntech: Technetium -
Physical data, chemical properties, and health effects.
http://www.lenntech.com/Periodic-chart-elements/Tc-en.htm WebElements: Technetium -
Extensive information on history, uses, occurrence, compounds, and properties.
http://www.webelements.com/webelements/elements/text/Tc/key.html EnvironmentalChemistry.com: Technetium -
Atomic structure, chemical and physical properties, and table of nuclides.
http://environmentalchemistry.com/yogi/periodic/Tc.html Radiochemistry of Technetium -
Full text of the monograph by Edward Anders (Enrico Fermi Institute and Dept. of Chemistry, University of Chicago, Chicago, Illinois). [PDF] <small>(November, 1960)</small>
http://library.lanl.gov/cgi-bin/getfile?rc000035.pdf ChemicalElements.com: Technetium -
Basic information, atomic structure, and isotopes.
http://www.chemicalelements.com/elements/tc.html It's Elemental: Technetium -
Basic physical and historical information.
http://education.jlab.org/itselemental/ele043.html Wikipedia: Technetium -
Properties of the element, including its history, applications, and characteristics.
http://en.wikipedia.org/wiki/Technetium
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