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cobalt chloride

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cobalt chloride

Compound that exists in two forms: the hydrated salt (CoCl2.6H2O), which is pink, and the anhydrous salt, which is blue. The anhydrous form is used as an indicator because it turns pink if water is present. When the hydrated salt is gently heated the blue anhydrous salt is reformed.



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After growing millions of copies of the engineered virus, the researchers incubated them in a solution of cobalt chloride and then put the cobalt-bound virus in another solution to oxidize the metal.
In an experiment that continued until 1974, almost 200 patients with leukemia and other cancers--including a six-year-old boy--were exposed to high levels of radiation from cesium and cobalt chloride at the Oak Ridge National Laboratory in Tennessee.
By heating a mixture of a porphyrin precursor and cobalt chloride to 200[degrees]C, the researchers produced sturdy, pore-riddled networks of porphyrin molecules glued together by cobalt-containing linkages.
 
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