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GL192 - A technical guide to setting up and using the CLEAPSS colorimeter
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This document contains:An outline of colorimetryThe principles of the CLEAPSS colorimeterUsing a CLEAPSS colorimeter which has been set upSetting up the CLEAPSS colorimeterproducing a calibration curv.. more
words matched: absorbance, mean
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PP163 - Making a calibration curve for starch using colorimetry
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This provides a method to plot a calibration curve using the starch-iodine reaction. 
words matched: absorbance, mean
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Handbook - Section 17 - Fieldwork
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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
words matched: absorbance, mean
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Bulletin 154 - Autumn 2015
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Directors update on the new A'Levels, CLEAPSS at the ASE Conference, yet more on taps and water fittings, the disposal of sharps, CLEAPSS suppliers workshop, CLEAPSS makes it guides, the new CLP Hazca.. more
words matched: absorbance, mean
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R010 - Water purification
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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
words matched: absorbance, mean
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R035 - pH measurement
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Contains a wealth of information on the various ways of measuring pH, and the advantage and disadvantage os each. Includes all sorts of background theory which will help the reader make the most appro.. more
words matched: absorbance, mean
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PP017 - Investigating the breakdown of beetroot membranes
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To help students understand how cell membrane integrity is affected by the environment surrounding the cell. Beetroot membranes are a good model for investigating this because the pigments that diffus.. more
words matched: absorbance
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PS046C - Radon contractors: Advice for employers
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This guide is intended for school employers, e.g. local authorities, multi-academy trusts; independent, foundation and voluntary-aided schools; standalone academies not in a multi-academy trust; and i.. more
words matched: mean
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Bulletin 159 - Summer 2017
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Editorial - safety who's responsibility is it?, website news, primary liaison/transition ideas, CE markings and what they really mean, top ten issues found when auditing Science and D&T, Petrifilm fro.. more
words matched: mean
Members only resource
PP007 – The electrolysis of water using the CLEAPSS (small) Hofmann voltameter
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The electrolysis of water is becoming increasing more relevant as a means of providing hydrogen, which may be used as a fossil fuel supplement or replacement. The expensive, traditional apparatus, the.. more
words matched: mean
Showing results 1 to 10 of 305
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