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Offers a straightforward method for investigating the effect of pH on an enzyme.
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A couple of ideas for storing pH probes to prevent them from getting damaged & also from drying out.  
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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
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This edition includes notes on the, then, new Hazardous Waste Regulations,  the updated Workplace Exposure Limits, and tips on using broke burettes, and storing pH meters.
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Guidance on the preparation of a range of buffer solutions.
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Explains what is meant by environmental monitoring, and the range of equipment available. Describes in detail each of the parameters which can be monitored including possible difficulties. Also descri.. 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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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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Brief risk assessment guidance and experimental notes for a range of practical activities involving phosphoric(V) acid and its salts (Hazcard 72)
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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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Showing results 1 to 10 of 111
1 234