单词	orthophosphate
释义	orthophosphate noun or·​tho·​phos·​phate ˌȯr-thə-ˈfäs-ˌfāt  : a salt or ester of orthophosphoric acid Example Sentences Recent Examples on the Web The Water Department continually treats city water with a chemical called orthophosphate that creates a film on the inside of pipes and plumbing and forms a hard barrier that prevents lead from leaching into the water. Peter Krouse, cleveland, 9 Dec. 2021 The next month, the state issued a permit for the city to pump orthophosphate and polyphosphate into the water to coat the pipes and prevent erosion. John Flesher And David Eggert, Detroit Free Press, 8 Nov. 2021 To improve the applications of chlorine for disinfection and orthophosphate for corrosion control. Keith Matheny, Detroit Free Press, 2 Nov. 2021 The federal government outlawed lead in pipe construction in the 1980s, and additives like orthophosphate prevent it from corroding into the water. Jonathan Schifman, Popular Mechanics, 8 Aug. 2021 In Port Manatee on April 5, a water sample detected 2.1 milligrams per liter of orthophosphate, a form of phosphorus. Li Cohen, CBS News, 13 Apr. 2021 If those requirements and others aren’t met, the federal agency could revoke its approval and Denver Water would then be required to inject a nutrient — orthophosphate — into its water system. Conrad Swanson, The Denver Post, 20 Dec. 2019 Then, in May, officials added a new chemical to the water — orthophosphate — that has proved helpful at preventing leaching. John Schwartz, New York Times, 24 Aug. 2019 At the state’s urging, the city began testing in homes to see if the orthophosphate was working its way into the water. John Schwartz, New York Times, 24 Aug. 2019 See More Word History First Known Use 1859, in the meaning defined above Medical Definition orthophosphate noun or·​tho·​phos·​phate ˌȯr-thə-ˈfäs-ˌfāt  : a salt or ester of orthophosphoric acid
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