buffer solution

noun

Medical Definition of buffer solution

: a solution that usually contains on the one hand either a weak acid (as carbonic acid) together with one of the salts of this acid or with at least one acid salt of a weak acid or on the other hand a weak base (as ammonia) together with one of the salts of the base and that by its resistance to changes in hydrogen-ion concentration on the addition of acid or base is useful in many chemical, biological, and technical processes

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“Buffer solution.” The Merriam-Webster.com Medical Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/medical/buffer%20solution. Accessed 23 January 2020.

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