gold number

noun

Definition of gold number

: a measure of the protective power of a lyophilic colloid expressed as the amount of the dry material that just protects a red gold sol under specified conditions — compare protective colloid

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Cite this Entry

“Gold number.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/gold%20number. Accessed 1 Dec. 2021.

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