trisodium phosphate


tri·​so·​di·​um phosphate ˌtrī-ˈsō-dē-əm- How to pronounce trisodium phosphate (audio)
: a crystalline compound Na3PO4 that is used especially in cleaning compositions

Example Sentences

Recent Examples on the Web Clean the surface with trisodium phosphate cleaner to remove any grease or dirt. Emerson Latham, Better Homes & Gardens, 1 Mar. 2023 Be sure to wash the walls with a product that removes any grime and prepares the surface for repainting, like TSP (trisodium phosphate). Joseph Truini, Popular Mechanics, 18 Dec. 2020 Somsak Thepsuthin said tests which turned purple in the presence of ketamine hydrochloride reacted the same to trisodium phosphate -- a chemical which can be used as a food additive and cleaning agent which is all that had been found so far. Reuters, CNN, 24 Nov. 2020 Next, clean layers of grease and dirt off the cabinets using a wood cleaner, trisodium phosphate or mineral spirits. Daniel Bortz, The Seattle Times, 7 Sep. 2018 Another cleaning option used by professional painters is trisodium phosphate (TSP). Susan Langenhennig,, 3 Nov. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'trisodium phosphate.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History

First Known Use

1923, in the meaning defined above

Time Traveler
The first known use of trisodium phosphate was in 1923

Dictionary Entries Near trisodium phosphate

Cite this Entry

“Trisodium phosphate.” Dictionary, Merriam-Webster, Accessed 27 Mar. 2023.

Last Updated: - Updated example sentences
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