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Guidance on how to prepare cobalt (II) solutions and other cobalt(II)-containing reagents. Includes information on cobalt(II) chloride indicator papers (for moisture/humidity detection) and thermochro.. more
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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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Risk assessment information for silicon and silicon(IV) oxide (silica). Also includes information on mineral wools and silica gels (self-indicating and non-indicating).
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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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Covers the fundamental activities that use plants, and includes advice on which plants to use and how to keep plants at school. 
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Guidance on how to prepare potassium metabisulfite and sodium metabisulfite solutions.
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Risk assessment information for sodium and potassium metabisulfites, bisulfites and sulphites.
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All-in-one pdf file of the CLP Recipe Sheets published (or updated) up to, and including, 15th November 2024.
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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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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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Showing results 1 to 10 of 214
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