英语词汇“Benedict's solution”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

Benedict's solution

(also Benedict's reagent)

noun [mass noun]

A chemical solution that changes colour 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 sulphate.Some sugars are known as reducing sugars (for example glucose and fructose) and they can be recognised by their ability to reduce hot Fehling's or Benedict's solution, producing a brick red precipitate of copper oxide....

Place a piece of food in each test tube and then pour 30-40 ml of Benedict's solution over the food.
Perhaps the reagent labeled Benedict's solution was made incorrectly and did not work to detect sugar

Origin

Named after Stanley R. Benedict (1884–1936), American chemist.

单词	Benedict's solution
释义	Benedict's solution (also Benedict's reagent) noun [mass noun] A chemical solution that changes colour 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 sulphate.Some sugars are known as reducing sugars (for example glucose and fructose) and they can be recognised by their ability to reduce hot Fehling's or Benedict's solution, producing a brick red precipitate of copper oxide.... Place a piece of food in each test tube and then pour 30-40 ml of Benedict's solution over the food. Perhaps the reagent labeled Benedict's solution was made incorrectly and did not work to detect sugar Origin Named after Stanley R. Benedict (1884–1936), American chemist.
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