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This guide describes a method of finding the iodine number for fats and oils using bromine that does not require a fume cupboard and can therefore be used as a class activity.
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Guidance on the preparation of Sudan III solution. This is used as a stain for lipids, such as fats and oils. 
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The traditional procedure to make soap is hazardous because it requires heating quite concentrated sodium hydroxide solution, typically about 5 M (CORROSIVE) with the oil or fat.This guide covers two .. more
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An invaluable practical guide on how to safely undertake a range of visually and intellectually appealing chemical reactions. Includes alternatives to some traditional activities such as the thermit r.. more
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This activity can be used to help pupils learn about fire safety, flash points, combustion of oil and the 'fire triangle'.
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This now inclduies some general information on food calorimetry as well as explaining something of nut allergy and a range of control measures which could be used to enable effective, relevant practic.. more
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An alternative practical using lipase.
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A straightforward and commonly-used practical on enzyme activity.
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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.. more
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This document gives guidance on how “Thinking and working scientifically” (formerly known as How Science Works) skills can be developed through practical work in microbiology. The document gives.. more
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