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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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This guide looks at how to carry out soil tests. It includes collecting the soil, investigating the physical properties of soil and testing for different chemicals present. 
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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.Since 16th November 2024, up to and including 23rd January 2025 a new Recipe RB119 was adde.. more
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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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Showing results 1 to 10 of 217
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