fehling's solution

Medical Dictionary

Fehling's solution 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.

The American Heritage® Stedman's Medical Dictionary
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WordNet
fehling's solution

noun
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 
WordNet® 3.0, © 2006 by Princeton University.
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