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  2. Acid strength - Wikipedia

    en.wikipedia.org/wiki/Acid_strength

    Such a statement is incorrect. For example, acetic acid is a weak acid which has a = 1.75 x 10 −5. Its conjugate base is the acetate ion with K b = 10 −14 /K a = 5.7 x 10 −10 (from the relationship K a × K b = 10 −14), which certainly does not correspond to a strong base

  3. Droplet-based microfluidics - Wikipedia

    en.wikipedia.org/wiki/Droplet-based_Microfluidics

    PDMS is more permeable to CO 2 than to O 2 or N 2, thus, the dissolved gas level during incubation should be adjusted to reach the expected pH condition. [ 113 ] Biological macromolecule characterization

  4. European Pharmacopoeia - Wikipedia

    en.wikipedia.org/wiki/European_Pharmacopoeia

    Cover of the European Pharmacopoeia, 11th Edition. The European Pharmacopoeia [1] (Pharmacopoeia Europaea, Ph. Eur.) is a major regional pharmacopoeia which provides common quality standards throughout the pharmaceutical industry in Europe to control the quality of medicines, and the substances used to manufacture them. [1]

  5. ISO/IEC 15504 - Wikipedia

    en.wikipedia.org/wiki/ISO/IEC_15504

    ISO/IEC 15504 is the reference model for the maturity models (consisting of capability levels which in turn consist of the process attributes and further consist of generic practices) against which the assessors can place the evidence that they collect during their assessment, so that the assessors can give an overall determination of the organization's capabilities for delivering products ...

  6. Amino acid - Wikipedia

    en.wikipedia.org/wiki/Amino_acid

    −4.5 174.203 5.78 MGR, CGY [d] Asparagine: Asn N Amide Polar Neutral −3.5 132.119 3.93 AAY Aspartate: Asp D Anion Brønsted base: Negative −3.5 133.104 5.49 GAY Cysteine: Cys C Thiol Brønsted acid Neutral 2.5 250 0.3 121.154 1.38 UGY Glutamine: Gln Q Amide Polar Neutral −3.5 146.146 3.9 CAR Glutamate: Glu E Anion Brønsted base ...

  7. Amorphous solid - Wikipedia

    en.wikipedia.org/wiki/Amorphous_solid

    In condensed matter physics and materials science, an amorphous solid (or non-crystalline solid) is a solid that lacks the long-range order that is characteristic of a crystal.

  8. Titanium dioxide - Wikipedia

    en.wikipedia.org/wiki/Titanium_dioxide

    Titanium dioxide, also known as titanium(IV) oxide or titania / t aɪ ˈ t eɪ n i ə /, is the inorganic compound derived from titanium with the chemical formula TiO 2.When used as a pigment, it is called titanium white, Pigment White 6 (PW6), or CI 77891. [4]

  9. American English - Wikipedia

    en.wikipedia.org/wiki/American_English

    American English, sometimes called United States English or U.S. English, [b] is the set of varieties of the English language native to the United States. [4] English is the most widely spoken language in the United States; an official language in 32 of the 50 U.S. states; and the de facto common language used in government, education, and commerce throughout the nation. [5]