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  2. OECD Guidelines for the Testing of Chemicals - Wikipedia

    en.wikipedia.org/wiki/OECD_Guidelines_for_the...

    Section 5: Other Test Guidelines; Guidelines are numbered with three digit numbers, the section number being the first number. Sometimes guidelines are suffixed with a letter. Guidelines are under constant review, with guidelines being periodically updated, new guidelines being adopted, and guidelines being withdrawn.

  3. International Council for Harmonisation of Technical ...

    en.wikipedia.org/wiki/International_Council_for...

    In the 1980s, the European Union began harmonising regulatory requirements. In 1989, Europe, Japan, and the United States began creating plans for harmonisation. The International Conference on Harmonisation of Technical Requirements for Registration of Pharmaceuticals for Human Use (ICH) was created in April 1990 at a meeting in Brussels.

  4. Dye tracing - Wikipedia

    en.wikipedia.org/wiki/Dye_tracing

    Carbon sampling was the first method of technology-assisted dye tracing that was based on the absorption of dye in charcoal.Charcoal packets may be placed along the expected route of the flow, later the collected dye may be chemically extracted and its amount subjectively evaluated.

  5. Urban Waste Water Treatment Directive - Wikipedia

    en.wikipedia.org/wiki/Urban_Waste_Water...

    The Urban Waste Water Treatment Directive (full title "Council Directive 91/271/EEC of 21 May 1991 concerning urban waste-water treatment") is a European Union directive regarding urban wastewater collection, wastewater treatment and its discharge, as well as the treatment and discharge of "waste water from certain industrial sectors".

  6. Good clinical practice - Wikipedia

    en.wikipedia.org/wiki/Good_clinical_practice

    A series of unsuccessful and ineffective clinical trials in the past were the main reason for the creation of ICH and GCP guidelines in the US and Europe. These discussions ultimately led to the development of certain regulations and guidelines, which evolved into the code of practice for international consistency of quality research.

  7. Wastewater quality indicators - Wikipedia

    en.wikipedia.org/wiki/Wastewater_quality_indicators

    Wastewater quality indicators are laboratory test methodologies to assess suitability of wastewater for disposal, treatment or reuse. The main parameters in sewage that are measured to assess the sewage strength or quality as well as treatment options include: solids, indicators of organic matter, nitrogen, phosphorus, indicators of fecal ...

  8. APHA color - Wikipedia

    en.wikipedia.org/wiki/APHA_color

    APHA color, also referred to as the Hazen scale, and more appropriately as the Platinum Cobalt(Pt/Co) scale, [1] is a color standard named for the American Public Health Association and defined by ASTM D1209. [2]

  9. Stability testing (pharmaceutical) - Wikipedia

    en.wikipedia.org/wiki/Stability_testing...

    With stability testing, pharmaceutical industry inspects the quality of drug substances and drug products as per the guidelines outlined by US Food and Drug Administration and International Council for Harmonisation of Technical Requirements for Pharmaceuticals for Human Use to make sure that they retained the quality over the period of time.

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