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  2. Tetraethoxymethane - Wikipedia

    en.wikipedia.org/wiki/Tetraethoxymethane

    Tetraethoxymethane can be used as a solvent and for the alkylation of CH-acidic compounds (e.g. phenols and carboxylic acids).In addition, it reacts with amines, enol ethers and sulfonamides, [12] whereby spiro compounds can also be obtained.

  3. Reference ranges for blood tests - Wikipedia

    en.wikipedia.org/wiki/Reference_ranges_for_blood...

    A reference range is usually defined as the set of values 95 percent of the normal ... a reference range for a blood test is ... 50 years: 3.4, [5] 3. ...

  4. Triphenylmethane - Wikipedia

    en.wikipedia.org/wiki/Triphenylmethane

    The Ph 3 C-H bond is relatively weak, with a bond dissociation energy (BDE) of 81 kcal/mol, or about 24 kcal/mol less than methane. [4] Correspondingly, triphenylmethane is mildly acidic, with a pK a of 33.297. [5] Triphenylmethane is significantly more acidic than most other hydrocarbons because the charge is delocalized over three phenyl ...

  5. Esophageal pH monitoring - Wikipedia

    en.wikipedia.org/wiki/Esophageal_pH_Monitoring

    In gastroenterology, esophageal pH monitoring is the current gold standard for diagnosis of gastroesophageal reflux disease (GERD). It provides direct physiologic measurement of acid in the esophagus and is the most objective method to document reflux disease, assess the severity of the disease and monitor the response of the disease to medical or surgical treatment.

  6. Methylhexane - Wikipedia

    en.wikipedia.org/wiki/Methylhexane

    3-Methylhexane This page was last edited on 16 May 2022, at 14 ... Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; ...

  7. 3-Methylhexane - Wikipedia

    en.wikipedia.org/wiki/3-Methylhexane

    3-Methylhexane is a branched hydrocarbon with two enantiomers. [2] It is one of the isomers of heptane. The molecule is chiral, and is one of the two isomers of heptane to have this property, the other being its structural isomer 2,3-dimethylpentane. The enantiomers are (R)-3-methylhexane [3] and (S)-3-methylhexane. [4]

  8. 22 Ways Men Can Make Their Orgasms Better - AOL

    www.aol.com/23-ways-men-orgasms-better-211300041...

    Research conducted by Indiana University's Center for Sexual Health showed that using lube makes it 50% easier for both men and women to orgasm. And it makes sense, too: according to Elist, lube ...

  9. Reference ranges for urine tests - Wikipedia

    en.wikipedia.org/wiki/Reference_ranges_for_urine...

    Measurement Lower limit Upper limit Unit Urinary specific gravity: 1.003 [1] [2]: 1.030 [1] [2]: g/mL Urobilinogen: 0.2 [2]: 1.0 [2]: Ehrlich units or mg/dL : Free catecholamines, dopamine ...