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PP057 - Making a Universal Indicator- A Microscale Approach
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This activity can be used as an introduction to microscale drop, or “puddle” chemistry. It demonstrates that indicators do not always change at pH7.
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Bulletin 113 - Spring 2002
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This edition includes notes on confusion over universal indicators; advice on demonstrating the thermit (thermite) reaction, issues with new laboratories, and information for teachers of D&T on pu.. more
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Bulletin 167 - Spring 2020
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Another jam packed edition of the Bulletin :-- Fake news from the Director - Update on the renewal process- Who pays for CLEAPSS membership- Gatsby project update- Using light bulbs in biology- Online.. more
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Members only resource
PP057 - Making a Universal Indicator- Worksheet
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Adaptable worksheet for PP057.
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Bulletin 099 - Summer 1997
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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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GL057 - Recipe Index
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Index to currently published guidance on the preparation of specific solutions and other reagents. Includes a summary Contents List giving the dates of the most recent versions of recipes. Note: this .. more
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PP064 - Ammonia chemistry in a petri dish
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A microscale activity which demonstrates a number of chemical reaction with ammonia. Because this is microscale, quantities of chemicals used are tiny,  making disposal and clearing up very easy.
words matched: indicator, universal
Members only resource
PP110 - Small-scale preparation, collection and testing of carbon dioxide gas
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Testing for common gases is included in most chemistry courses. In this procedure students make their own sample of carbon dioxide gas to collect and test.
words matched: indicator, universal
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PP109 - Anion analysis: Microscale
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Common anions are tested on a plastic covered worksheet, for quick easy disposal. Using solutions with minimum concentrations allows closer observations and initiates talking points. Students can phot.. more
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RB001 - Agar
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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.)
words matched: indicator, universal
Showing results 1 to 10 of 194
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