Fehling's solution


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Feh·ling's solution

 (fā′lĭngz)
n.
An aqueous solution of copper sulfate, sodium hydroxide, and potassium sodium tartrate used to test for the presence of sugars and aldehydes in a substance, such as urine.

[After Hermann von Fehling (1812-1885), German chemist.]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Fehling's solution - a liquid solution of copper sulfate and potassium tartrate and sodium hydroxide that is used to test for sugar in the urine; solution turns reddish when sugar is present
solution - a homogeneous mixture of two or more substances; frequently (but not necessarily) a liquid solution; "he used a solution of peroxide and water"
References in periodicals archive ?
To perform Fehling's test for carbohydrate presence, the Fehling's solution was prepared and was labeled as A and B.
The solution was transferred to a burette and titrated against 10 ml Fehling's solution to get brick red using Methylene blue as an indicator.
A small amount of extract was dissolved in 1 ml of water and alcohol then boiled with Fehling's solution.
The alcohol degree was measured by the densimetry method while reducing sugars were quantified with Fehling's solution.
10 ml mixed Fehling's solution was placed in a conical flask followed by 15 ml of the prepared solution.