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Guidance on how to prepare the stains needed for gram staining - to distinguish between Gram-positive and Gram-negative bacteria.
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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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This provides a method to plot a calibration curve using the starch-iodine reaction. 
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An updated method of staining gram-positive and gram-negative bacteria using basic equipment. 
words matched: Lugol's, solution

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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
words matched: Lugol's, solution

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Guidance on how to prepare various plant growth solutions including: Sach's culture solution, Sach's culture solution with mineral deficiencies, Knop's culture solution, indoleacetic acid (IAA) soluti.. more
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Guidance on how to prepare methanal solutions (also known as formalin or formaldehyde solution).
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Guidance on how to prepare (and use) a number of standard solutions required for some titration activities. Solutions described include: sodium carbonate (for standardising strong acid solutions), pot.. more
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Guidance on how to prepare ammonia solution (ammonium hydroxide) and amine solutions. Amines include: methylamine, ethylamine, butylamine and 1,2-diaminoethane.
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Guidance on how to prepare sulfur dioxide solutions. Two methods are described along with a note on how to make an 'acid rain' solution.
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