radiochemical

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adjective

ra·​dio·​chem·​i·​cal -ˈkem-i-kəl 

: of, relating to, being, or using radiochemicals or the methods of radiochemistry

radiochemical analysis

radiochemical purity

radiochemically

-k(ə-)lē 

adverb

radiochemical

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noun

: a chemical prepared with radioactive elements especially for medical research or application (as for use as a tracer in renal or heart function studies)