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Ammonium pertechnetate
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<p>Ammonium pertechnetate is a chemical compound with the formula NH4TcO4. It is the ammonium salt of <a href="/facts/Pertechnetic_acid/lmd5QAjs">pertechnetic acid</a>. The most common form uses <a href="/facts/Isotopes_of_technetium/WrV3Wrrs">99Tc</a>. The compound is readily soluble in aqueous solutions forming <a href="/facts/Ammonium/jYm8wc1n">ammonium</a> and <a href="/facts/Pertechnetate/pzkH0Sap">pertechnetate</a> ions. </p>