Reagent - Wikipedia
https://en.wikipedia.org/wiki/Reagent
WEBIn analytical chemistry, a reagent is a compound or mixture used to detect the presence or absence of another substance, e.g. by a color change, or to measure the concentration of a substance, e.g. by colorimetry. Examples include Fehling's reagent, Millon's reagent, and Tollens' reagent .
DA: 93 PA: 92 MOZ Rank: 71