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  2. Ethylenediaminetetraacetic acid - Wikipedia

    en.wikipedia.org/wiki/Ethylenediaminetetraacetic...

    Ethylenediaminetetraacetic acid ( EDTA ), also called EDTA acid after its own abbreviation, is an aminopolycarboxylic acid with the formula [CH 2 N (CH 2 CO 2 H) 2] 2. This white, water-insoluble solid is widely used to bind to iron (Fe 2+ /Fe 3+) and calcium ions (Ca 2+ ), forming water-soluble complexes even at neutral pH.

  3. Alcohol powder - Wikipedia

    en.wikipedia.org/wiki/Alcohol_powder

    Alcohol powder or powdered alcohol or dry alcohol is a product generally made using micro-encapsulation. When reconstituted with water, alcohol (specifically ethanol) in powder form becomes an alcoholic drink. In March 2015 four product labels for specific powdered alcohol products were approved by the United States Alcohol and Tobacco Tax and ...

  4. Emulsion test - Wikipedia

    en.wikipedia.org/wiki/Emulsion_test

    The emulsion testis a simple method used educational settings to determine the presence of lipidsusing wet chemistry. The procedure is for the sample to be suspended in ethanol, allowing lipids present to dissolve (lipids are solublein alcohols). The liquid (alcohol with dissolved fat) is then decantedinto water.

  5. Water quality - Wikipedia

    en.wikipedia.org/wiki/Water_quality

    The comparative simplicity of elemental analysis has produced a large amount of sample data and water quality criteria for elements sometimes identified as heavy metals. Water analysis for heavy metals must consider soil particles suspended in the water sample. These suspended soil particles may contain measurable amounts of metal.

  6. Water storage - Wikipedia

    en.wikipedia.org/wiki/Water_storage

    Water storage. Water storage is a broad term referring to storage of both potable water for consumption, and non potable water for use in agriculture. In both developing countries and some developed countries found in tropical climates, there is a need to store potable drinking water during the dry season. In agriculture water storage, water is ...

  7. Food preservation - Wikipedia

    en.wikipedia.org/wiki/Food_preservation

    A food scientist is preparing a meal for astronauts in space. Food preservation includes processes that make food more resistant to microorganism growth and slow the oxidation of fats. This slows down the decomposition and rancidification process. Food preservation may also include processes that inhibit visual deterioration, such as the ...

  8. Food sampling - Wikipedia

    en.wikipedia.org/wiki/Food_sampling

    Food sampling. Food sampling is a process used to check that a food is safe and that it does not contain harmful contaminants, or that it contains only permitted additives at acceptable levels, or that it contains the right levels of key ingredients and its label declarations are correct, or to know the levels of nutrients present.

  9. ISO 22000 - Wikipedia

    en.wikipedia.org/wiki/ISO_22000

    ISO 22000 is the most popular voluntary food safety international standard in the food industry with 51,535 total number of sites (as per the ISO Survey 2022).The ISO 22000 family are international voluntary consensus standards which align to Good Standardization Practices (GSP) [3] and the World Trade Organization (WTO) Principles for the Development of International Standards. [4]