phosphorous acid
noun
: a deliquescent crystalline acid H3PO3 used especially as a reducing agent and in making phosphites
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Sodium hydroxide and phosphorous acid are used to remove gums and other undesirable compounds in oil, according to Dansby.
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Sudiksha Kochi, USA TODAY, 21 Mar. 2022
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Sudiksha Kochi, USA TODAY, 21 Mar. 2022
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“Phosphorous acid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/phosphorous%20acid. Accessed 16 Nov. 2024.
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