filter aid

noun

Definition of filter aid

: an agent consisting of solid particles (as of diatomite) that improves filtering efficiency (as by increasing the permeability of the filter cake) and that is either added to the suspension to be filtered or placed on the filter as a layer through which the liquid must pass

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Cite this Entry

“Filter aid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/filter%20aid. Accessed 15 Oct. 2021.

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