trisodium phosphate

noun

tri·​so·​di·​um phosphate ˌtrī-ˈsō-dē-əm- 

: a crystalline compound Na₃PO₄ that is used especially in cleaning compositions

Examples of trisodium phosphate in a Sentence

Recent Examples on the Web

Marshall suggests staying away from commercial degreasers such TSP (trisodium phosphate), other chemical bathroom cleaners, ammonia, or bleach. —Daley Quinn, Southern Living, 28 Feb. 2025

Any moldy areas should be treated with a TSP (trisodium phosphate) mixed with water, before drying the floor completely. —Maria Azzurra Volpe, Newsweek, 29 Jan. 2025

This unflavored formulation only contains four ingredients to freshen your breath without any sting: water, stabilized chlorine dioxide, trisodium phosphate, and citric acid. —Jennifer Hussein, Allure, 16 June 2024

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, NOLA.com, 3 Nov. 2017

Word History

First Known Use

1923, in the meaning defined above

Rhymes for trisodium phosphate

• bisphosphate
• diphosphate
• triphosphate
• glycerophosphate
• organophosphate
• metaphosphate
• monophosphate
• orthophosphate
• polyphosphate
• pyrophosphate
• superphosphate