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Question
What is Seliwanoff's Test?
What is Seliwanoff's Test?
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Solution
Seliwanoff’s test
- Seliwanoff's test is used to differentiate between aldose and ketose, i.e., it helps to detect the presence of aldo sugar and keto sugar.
- Seliwanoff's reagent is a mixture of resorcinol and concentrated hydrochloric acid.
Seliwanoff’s test with aldose and ketose
- Ketose sugars react with the Seliwanoff's reagent to give immediately a deep cherry red color.
- Aldose sugars react with the Seliwanoff's reagent to give faint pink color which intensifies with time.
Seliwanoff’s test
- Seliwanoff's test is used to differentiate between aldose and ketose, i.e., it helps to detect the presence of aldo sugar and keto sugar.
- Seliwanoff's reagent is a mixture of resorcinol and concentrated hydrochloric acid.
Seliwanoff’s test with aldose and ketose
- Ketose sugars react with the Seliwanoff's reagent to give immediately a deep cherry red color.
- Aldose sugars react with the Seliwanoff's reagent to give faint pink color which intensifies with time.
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