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  2. pH meter - Wikipedia

    en.wikipedia.org/wiki/PH_meter

    Portable, or field pH meters, are handheld pH meters that are used to take the pH of a sample in a field or production site. [19] In-line or in situ pH meters, also called pH analyzers, are used to measure pH continuously in a process, and can stand-alone, or be connected to a higher level information system for process control. [20]

  3. pH - Wikipedia

    en.wikipedia.org/wiki/PH

    The pH range is commonly given as zero to 14, but a pH value can be less than 0 for very concentrated strong acids or greater than 14 for very concentrated strong bases. [2] The pH scale is traceable to a set of standard solutions whose pH is established by international agreement. [3]

  4. Glass electrode - Wikipedia

    en.wikipedia.org/wiki/Glass_electrode

    The bottom of a pH electrode balloons out into a round thin glass bulb. The pH electrode is best thought of as a tube within a tube. The inner tube contains an unchanging 1×10 −7 mol/L HCl solution. Also inside the inner tube is the cathode terminus of the reference probe.

  5. List of medical roots, suffixes and prefixes - Wikipedia

    en.wikipedia.org/wiki/List_of_medical_roots...

    denotes the academic study or practice of a certain field; the study of Greek -λογῐ́ᾱ (-logíā) base noun for the study of something hematology, urology: lumb(o)-, lumb(a)-of or relating to the part of the trunk between the lowest ribs and the pelvis. Latin lumbus or lumbaris, loin lumbar vertebrae: lymph(o)-lymph: Latin lympha, water ...

  6. Drive-thru dinner: 29 fast-food restaurants open on Thanksgiving

    www.aol.com/drive-thru-dinner-29-fast-193416322.html

    Whether you're on the road or don't feel like preparing a big feast, here are fast-food places open on Thanksgiving, from Taco Bell to Burger King to Subway.

  7. pH indicator - Wikipedia

    en.wikipedia.org/wiki/PH_indicator

    In and of themselves, pH indicators are usually weak acids or weak bases. The general reaction scheme of acidic pH indicators in aqueous solutions can be formulated as: HInd (aq) + H 2 O (l) ⇌ H 3 O + (aq) + Ind − (aq) where, "HInd" is the acidic form and "Ind −" is the conjugate base of the indicator. Vice versa for basic pH indicators ...

  8. Today's Wordle Hint, Answer for #1258 on Thursday, November ...

    www.aol.com/todays-wordle-hint-answer-1258...

    These are the Amazon deals our editors are adding to our carts this week: Rare sales and gift ideas for less

  9. ‘Rudolph the Red-Nosed Reindeer’ turns 60 today: How to watch ...

    www.aol.com/rudolph-red-nosed-reindeer-turns...

    Rankin/Bass characters, assemble! Another chapter of the Rankin/Bass Rudolph franchise, Rudolph and Frosty's Christmas In July features a team-up between Rudolph and Frosty (from the cartoon ...