Glass electrode

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Notion

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Science and technology

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What Wikipedia says

A glass electrode is a type of ion-selective electrode made of a doped glass membrane that is sensitive to a specific ion. The most common application of ion-selective glass electrodes is for the measurement of pH. The pH electrode is an example of a glass electrode that is sensitive to hydrogen ions.

Excerpt from the Wikipedia article “Glass electrode”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: User:Kaverin, CC BY-SA 3.0, via Wikimedia Commons.