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This protocol explores the effects of different carbohydrase enzymes on a range of carbohydrates of varying molecular size by measuring the resulting concentrations of reducing sugars using a colorime..
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words matched: nonreducing, sugar
- From the Director (the importance of practical work)- Return to school September 2020 guidance- Keeping your membership up to date- Alternatives to cheek cells- Food tests- Chemical store poster (go..
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words matched: nonreducing, sugar
Safely handling a range of sugars, starch and cellulose in practical activities.
words matched: sugar
Risk assessment guidance for carbohydrates including various sugars, cellulose and dextrin.
words matched: sugar
Guidance on how to prepare Benedict’s qualitative solution. This is used to qualitatively test for reducing sugars e.g. glucose, via a colour change.
words matched: sugar
The flame test technique is very quick and simple method used in qualitative chemistry analysis to identify some of the metal ions.
words matched: sugar
Guidance on how to prepare and use of DNSA (or DNS) reagent for reducing sugars. The reagent may be used qualitatively or quantitatively (colorimetric method).
words matched: sugar
A simple method for identifying reducing sugars using chromatography. The reducing sugars need to be stained with Benedict’s reagent to reveal the spots after the run.
words matched: sugar
This document explains how to carry out a circus of qualitative food tests for:carbohydratesstarch – iodine testreducing sugars - Benedict’s testnon-reducing sugars – hydrolysis then Benedict’s test p..
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words matched: sugar
Although both aldehydes and ketones contain the carbonyl functional group (-C=O), only aldehydes (or reducing sugars) give a positive ‘silver mirror’ test result with Tollen’s reagent. This small-scal..
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words matched: sugar
Showing results 1 to 10 of 91
