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  2. List of chemical analysis methods - Wikipedia

    en.wikipedia.org/wiki/List_of_chemical_analysis...

    A list of chemical analysis methods with acronyms. A. Atomic absorption spectroscopy (AAS) Atomic emission spectroscopy (AES) Atomic fluorescence spectroscopy (AFS) ...

  3. Paratext - Wikipedia

    en.wikipedia.org/wiki/Paratext

    Paratext is most often associated with books, as they typically include a cover (with associated cover art), title, front matter (dedication, opening information, foreword, epigraph), back matter (endpapers, indexes, and colophons) footnotes, and many other materials not crafted by the author. Other editorial decisions can also fall into the ...

  4. Polyacrylamide gel electrophoresis - Wikipedia

    en.wikipedia.org/wiki/Polyacrylamide_gel...

    Loading aids; most PAGE systems are loaded from the top into wells within the gel. To ensure that the sample sinks to the bottom of the gel, sample buffer is supplemented with additives that increase the density of the sample. These additives should be non-ionic and non-reactive towards proteins to avoid interfering with electrophoresis.

  5. Category:Laboratory techniques - Wikipedia

    en.wikipedia.org/wiki/Category:Laboratory_techniques

    Laboratory methods and techniques, as used in fields like biology, biochemistry, biophysics, chemistry, molecular biology, etc. Wikimedia Commons has media related to Laboratory techniques . Contents

  6. Protocol (science) - Wikipedia

    en.wikipedia.org/wiki/Protocol_(science)

    In natural and social science research, a protocol is most commonly a predefined procedural method in the design and implementation of an experiment.Protocols are written whenever it is desirable to standardize a laboratory method to ensure successful replication of results by others in the same laboratory or by other laboratories.

  7. Lab notebook - Wikipedia

    en.wikipedia.org/wiki/Lab_notebook

    Page from the notebook of Otto Hahn, 1938. Lab notebook with the complete record of the experiments underlying a published paper. [1] Chemistry stencils that used to be used for drawing equipment in lab notebooks. A laboratory notebook (colloq. lab notebook or lab book) is a primary record of research.

  8. Sample preparation - Wikipedia

    en.wikipedia.org/wiki/Sample_preparation

    In analytical chemistry, sample preparation (working-up) refers to the ways in which a sample is treated prior to its analyses. Preparation is a very important step in most analytical techniques, because the techniques are often not responsive to the analyte in its in-situ form, or the results are distorted by interfering species .

  9. Process analytical chemistry - Wikipedia

    en.wikipedia.org/wiki/Process_analytical_chemistry

    Process analysis initially involved sampling the variety of process streams or webs and transporting samples to quality control or central analytical service laboratories. Time delays for analytical results due to sample transport and analytical preparation steps negated the value of many chemical analyses for purposes other than product release.