CLEAPSS Supporting practical science and technology
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In this edition are notes on the supply of cheap but poor quality chemicals, poor quality Bunsen burners, relocating chemicals during and after a refurbishment, a useful technician tip on a way of tem.. more
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A short overview of the common methods of water purification in school laboratories, include pros and cons. This will be useful for any teacher or technician looking to buy a new water purification sy.. more
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Gives very detailed guidance on what water purification entails, and when pure water is needed in school science. It suggests the advantages and disadvantages of the methods of purification available .. more
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Guidance and information on a range of chemicals, chemistry topics and apparatus including handling chemicals, chemical reactions, gas cylinders and syringes, molecular models, plastics, advanced chem.. more
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Risk assessment guidance for hydrated and anhydrous copper sulfate.
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Provides templates for diultion streaking, and describes how to do it.
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It is becoming increasingly difficult to determine the composition of food dyes in an unknown mixture, because formulations have been altered over time, and, as a consequence, the results never match .. more
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Guidance on the preparation (and use) of a number of standard solutions required for some titration activities. Solutions described include: sodium carbonate (for standardising strong acid solutions),.. more
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The ‘shelf-life’ of a reagent depends on its chemical properties, how it is stored and how frequently the container is opened, thus exposing the reagent to air, moisture and other contaminants. Over t.. more
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This edition includes notes on, stress as an 'industrial disease' in education, the supply of some wrongly labelled chemicals, a device which can be fitted to temporarily hold open a door for the deli.. more
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Showing results 1 to 10 of 23
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