Effect of different reverse osmosis water filters on fluoride content of drinking water

Background: Reverse osmosis (RO) technology is an efficient method of reducing organic and inorganic contaminants of drinking water. It regulates the fluoride concentration in drinking water which influences the burden of dental caries and dental fluorosis in the general population. This study was d...

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Main Authors: Mahesh Ravindra Khairnar, Vardhaman Mulchand Jain, Umesh Wadgave, Rohit Ishwar Dhole, Sandeep J Patil, Swapnil Ramchandra Chopade
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2018-01-01
Series:Journal of Indian Association of Public Health Dentistry
Subjects:
Online Access:http://www.jiaphd.org/article.asp?issn=2319-5932;year=2018;volume=16;issue=2;spage=165;epage=168;aulast=Khairnar
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author Mahesh Ravindra Khairnar
Vardhaman Mulchand Jain
Umesh Wadgave
Rohit Ishwar Dhole
Sandeep J Patil
Swapnil Ramchandra Chopade
author_facet Mahesh Ravindra Khairnar
Vardhaman Mulchand Jain
Umesh Wadgave
Rohit Ishwar Dhole
Sandeep J Patil
Swapnil Ramchandra Chopade
author_sort Mahesh Ravindra Khairnar
collection DOAJ
description Background: Reverse osmosis (RO) technology is an efficient method of reducing organic and inorganic contaminants of drinking water. It regulates the fluoride concentration in drinking water which influences the burden of dental caries and dental fluorosis in the general population. This study was designed with an aim to assess the effect of different RO water filters on fluoride content of drinking water. Materials and Methods: Ten different RO water filters available in the local market of Dhule city, Maharashtra, India, were tested in this study. Samples of filtered and nonfiltered tap water were collected from these RO filters installed in ten different households in the same area in Dhule city on three successive days, and fluoride analysis was done using fluoride ion selective electrode. Results: The amount of fluoride removed by different RO purification systems varied from 0.270 to 0.457 ppm (50.37%–84.62%). RO filters with total dissolved solid (TDS) controller showed more fluoride removal capacity (mean, 0.41 ppm) as compared to filters without TDS controller (mean, 0.36 ppm) (P > 0.05). Conclusion: RO is an effective defluoridation method. However, considering the beneficial effect of fluorides in reducing dental caries, when drinking water is subjected to water purification systems that reduce fluoride significantly below the optimal level, fluoride supplementation may be necessary.
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spelling doaj.art-9e72d4d7661548b5a4c485b62c318a042022-12-21T18:51:43ZengWolters Kluwer Medknow PublicationsJournal of Indian Association of Public Health Dentistry2319-59322350-04842018-01-0116216516810.4103/jiaphd.jiaphd_8_18Effect of different reverse osmosis water filters on fluoride content of drinking waterMahesh Ravindra KhairnarVardhaman Mulchand JainUmesh WadgaveRohit Ishwar DholeSandeep J PatilSwapnil Ramchandra ChopadeBackground: Reverse osmosis (RO) technology is an efficient method of reducing organic and inorganic contaminants of drinking water. It regulates the fluoride concentration in drinking water which influences the burden of dental caries and dental fluorosis in the general population. This study was designed with an aim to assess the effect of different RO water filters on fluoride content of drinking water. Materials and Methods: Ten different RO water filters available in the local market of Dhule city, Maharashtra, India, were tested in this study. Samples of filtered and nonfiltered tap water were collected from these RO filters installed in ten different households in the same area in Dhule city on three successive days, and fluoride analysis was done using fluoride ion selective electrode. Results: The amount of fluoride removed by different RO purification systems varied from 0.270 to 0.457 ppm (50.37%–84.62%). RO filters with total dissolved solid (TDS) controller showed more fluoride removal capacity (mean, 0.41 ppm) as compared to filters without TDS controller (mean, 0.36 ppm) (P > 0.05). Conclusion: RO is an effective defluoridation method. However, considering the beneficial effect of fluorides in reducing dental caries, when drinking water is subjected to water purification systems that reduce fluoride significantly below the optimal level, fluoride supplementation may be necessary.http://www.jiaphd.org/article.asp?issn=2319-5932;year=2018;volume=16;issue=2;spage=165;epage=168;aulast=KhairnarDefluoridationdental cariesdrinking waterpurification
spellingShingle Mahesh Ravindra Khairnar
Vardhaman Mulchand Jain
Umesh Wadgave
Rohit Ishwar Dhole
Sandeep J Patil
Swapnil Ramchandra Chopade
Effect of different reverse osmosis water filters on fluoride content of drinking water
Journal of Indian Association of Public Health Dentistry
Defluoridation
dental caries
drinking water
purification
title Effect of different reverse osmosis water filters on fluoride content of drinking water
title_full Effect of different reverse osmosis water filters on fluoride content of drinking water
title_fullStr Effect of different reverse osmosis water filters on fluoride content of drinking water
title_full_unstemmed Effect of different reverse osmosis water filters on fluoride content of drinking water
title_short Effect of different reverse osmosis water filters on fluoride content of drinking water
title_sort effect of different reverse osmosis water filters on fluoride content of drinking water
topic Defluoridation
dental caries
drinking water
purification
url http://www.jiaphd.org/article.asp?issn=2319-5932;year=2018;volume=16;issue=2;spage=165;epage=168;aulast=Khairnar
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