“ampholyte”的英文意思_释义_用法

单词

ampholyte

释义

ampholyte, n. Chem.|ˈæmfəlaɪt|
[f. amphoteric a. + electrolyte n.]
An electrolyte possessing both acidic and basic groups.
1921D. Burns Introd. Biophysics vii. 59 Substances which produce both H^· and OH′ ions on dissociation are called amphoteric electrolytes or ampholytes.1940Glasstone Text-bk. Physical Chem. xii. 976 An ampholyte is at its iso-electric point when the extent of ionization as an acid is equal to that as a base.1982T. M. Devlin Textbk. Biochem. ii. 43 In electrophoresis, an ampholyte (protein, peptide, or amino acid) in a solution buffered at a particular pH is placed in an electric field.1989Jrnl. Exper. Bot. LX. 1017/2 The prolonged, multiple exposures to acid, ampholytes, salts, and other chemicals during sample preparation are a possible cause of this blockage.

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