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reagent US English

A substance or mixture for use in chemical analysis or other reactions

reagent grade US English

A grade of commercial chemicals of a high standard of purity suitable for use in chemical analysis

Schiff's reagent US English

An acid solution of fuchsin decolorized by sulphur dioxide or potassium metabisulphite, used in testing for aldehydes (which restore the magenta colour)

Benedict's solution US English

A chemical solution that changes color in the presence of glucose and other reducing sugars, used in clinical urine tests for diabetes. It is a mixture of sodium or potassium citrate, sodium carbonate, and copper sulfate

Benedict's reagent in Benedict's solution US English

A chemical solution that changes color in the presence of glucose and other reducing sugars, used in clinical urine tests for diabetes. It is a mixture of sodium or potassium citrate, sodium carbonate, and copper sulfate

Fehling's solution US English

An alkaline solution of copper(II) sulfate and a tartrate, used in a laboratory test for sugars

Fehling's reagent in Fehling's solution US English

An alkaline solution of copper(II) sulfate and a tartrate, used in a laboratory test for sugars

reagent English-Spanish

reactivo m