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  2. Certified reference materials - Wikipedia

    en.wikipedia.org/wiki/Certified_reference_materials

    Typically 10-30 CRM units are taken from the batch at random; stratified random sampling is recommended so that the selected units are spread across the batch. [22] An equal number of subsamples (usually two or three) is then taken from each CRM unit and measured. Subsamples are measured in random order.

  3. Selected reaction monitoring - Wikipedia

    en.wikipedia.org/wiki/Selected_reaction_monitoring

    Consecutive reaction monitoring (CRM) is the serial application of three or more stages of mass spectrometry to SRM, represented in a simple case by

  4. Canadian Reference Materials - Wikipedia

    en.wikipedia.org/wiki/Canadian_Reference_Materials

    Canadian Reference Materials (CRM) are certified reference materials of high-quality and reliability produced by the National Metrology Institute of Canada – the National Research Council Canada. The NRC Certified Reference Materials program is operated by the Measurement Science and Standards portfolio and provides CRMs for environmental ...

  5. Perry's Chemical Engineers' Handbook - Wikipedia

    en.wikipedia.org/wiki/Perry's_Chemical_Engineers...

    The subjects covered in the book include: physical properties of chemicals and other materials; mathematics; thermodynamics; heat transfer; mass transfer; fluid dynamics; chemical reactors and chemical reaction kinetics; transport and storage of fluid; heat transfer equipment; psychrometry and evaporative cooling; distillation; gas absorption; liquid-liquid extraction; adsorption and ion ...

  6. Chemistry - Wikipedia

    en.wikipedia.org/wiki/Chemistry

    Chemistry is the scientific study of the properties and behavior of matter. [1] It is a physical science within the natural sciences that studies the chemical elements that make up matter and compounds made of atoms, molecules and ions: their composition, structure, properties, behavior and the changes they undergo during reactions with other substances.

  7. Abbott Laboratories (ABT) Q4 2024 Earnings Call Transcript - AOL

    www.aol.com/abbott-laboratories-abt-q4-2024...

    In core laboratory diagnostics, growth of 4% was driven by continued strong demand for our market-leading immunoassay, clinical chemistry, hematology, and blood screening testing panels.

  8. List of important publications in chemistry - Wikipedia

    en.wikipedia.org/wiki/List_of_important...

    Importance: Influence, as described in the presentation speech for the Nobel Prize in Chemistry 1995: “The findings presented by this year's laureates in chemistry have had an enormous political and industrial impact. This was because they clearly identified unacceptable environmental hazards in a large, economically important sector.”

  9. List of chemists - Wikipedia

    en.wikipedia.org/wiki/List_of_chemists

    Stephen L. Buchwald (born 1955), American Chemist, Organic Chemistry, co-discoverer of Palladium-catalyzed C-N bond formation Buchwald–Hartwig amination [1] Mary Van Rensselaer Buell (1893–1969), American chemist who did early research in nutrition and physiological chemistry