Definition of Reagent

a reactive mixture that is used for examining and studying

Examples of Reagent in a sentence

Rusting occurred when the reagent of sodium chloride or salt reacts with iron.  

To make hydrochloric acid, the reagent was stirred with water in order to observe the results of the substance.  

The forensic scientist investigated the body for cyanide since the copper in the man’s stomach mixed with the reagent to produce the poison.  

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