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Guidance on how to prepare indicators for carbon dioxide.
words matched: blue, bromothymol
Guidance on how to prepare indicators (acid-base).
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Guidance outlining the different types of indicator used for making agar cubes for diffusion. It covers how to prepare, use and store the agar.
words matched: blue, bromothymol
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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In this microscale procedure, students can investigate confirmatory tests for common anions. It provides good talking points for the diffusion of gases and appearance of coloured halos. Students can w..
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Guidance on how to prepare universal indicators.
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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 ..
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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..
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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 ..
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Risk assessment guidance for dyes, indicators and stains.
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Showing results 1 to 10 of 242