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Safely handling a range of sugars, starch and cellulose in practical activities.
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This edition includes notes on refurbishing new laboratories, REACH, primary liaison activities; transporting chemicals, oxygen gas supplies, a problem with sulphur trioxide, and a technicians tip on .. more
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Describes the advantages and disadvantages of various Visking tubing practical activities intended to illustrate the workings of the gut. Suggests a range of solutions to problems identified.
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This guide gives details of a simple demonstration of enzyme activity using the digestion of starch by amylase. It can also be used to investigate the impact of different conditions on how quickly.. more
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Risk assessment guidance for carbohydrates including various sugars, cellulose and dextrin.
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As well as some basic information on using agar in microbiology, this document includes recipes for over 20 different, commonly-used microbiological agars.
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This edition includes notes on the introduction of Student Safety Sheets, a new standard for eye protection, a brief comparison between ducted and recirculatory fume cupboards, problems with (so-calle.. more
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Basic recipe for making agar, with additional details for making a range of agars used in science practicals, but not including those used in microbiology. (See GL229 for those.)
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Guidance on the preparation and use of the required solutions for the determination of the dissolved oxygen content of water samples using Winkler's method. The procedure described avoids the use of s.. more
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Gives guidance on general fieldwork including specific measurements and techniques. Detailed guidance is included on measuring substances in the soil, water and air, and electronic measurements such a.. more
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