An <i> in vitro</i> evaluation of pH variations in calcium hydroxide liners

The purpose of this present study was to determine the pH changes of five different commercially available calcium hydroxide liners and variations of pH at different time intervals. The following commercially available materials were investigated: Dycal (LD Caulk); Calcimol (Vocco Products); calcium...

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Main Authors: Subramaniam P, Konde S, Prashanth P
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2006-09-01
Series:Journal of Indian Society of Pedodontics and Preventive Dentistry
Subjects:
Online Access:http://www.jisppd.com/article.asp?issn=0970-4388;year=2006;volume=24;issue=3;spage=144;epage=145;aulast=Subramaniam
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author Subramaniam P
Konde S
Prashanth P
author_facet Subramaniam P
Konde S
Prashanth P
author_sort Subramaniam P
collection DOAJ
description The purpose of this present study was to determine the pH changes of five different commercially available calcium hydroxide liners and variations of pH at different time intervals. The following commercially available materials were investigated: Dycal (LD Caulk); Calcimol (Vocco Products); calcium hydroxide powder (Deepti Products); Calcimol LC (Vocco Products); Lime-Lite (Pulpdent Corporation). Five samples were prepared from each liner. The pH measurements were recorded at time intervals of 1 h, 24 h, 3 days and 7 days after mixing of the liner. The pH variations of each material at the given time intervals were recorded and the means were calculated. Comparison of the mean values at all time intervals with the statistical analysis showed significantly high differences (<i> P</i> &lt; 0.001) between pH values induced by each material at all time intervals. Among the water-insoluble products, Dycal had the strongest alkaline effect after 7 days interval. The materials that chemically hardened produced higher pH values than materials that hardened by a visible light source after 7 days.
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spelling doaj.art-f2cc0c45aa1e4ffeb9a96e9c2c743bf62022-12-22T03:06:41ZengWolters Kluwer Medknow PublicationsJournal of Indian Society of Pedodontics and Preventive Dentistry0970-43882006-09-01243144145An <i> in vitro</i> evaluation of pH variations in calcium hydroxide linersSubramaniam PKonde SPrashanth PThe purpose of this present study was to determine the pH changes of five different commercially available calcium hydroxide liners and variations of pH at different time intervals. The following commercially available materials were investigated: Dycal (LD Caulk); Calcimol (Vocco Products); calcium hydroxide powder (Deepti Products); Calcimol LC (Vocco Products); Lime-Lite (Pulpdent Corporation). Five samples were prepared from each liner. The pH measurements were recorded at time intervals of 1 h, 24 h, 3 days and 7 days after mixing of the liner. The pH variations of each material at the given time intervals were recorded and the means were calculated. Comparison of the mean values at all time intervals with the statistical analysis showed significantly high differences (<i> P</i> &lt; 0.001) between pH values induced by each material at all time intervals. Among the water-insoluble products, Dycal had the strongest alkaline effect after 7 days interval. The materials that chemically hardened produced higher pH values than materials that hardened by a visible light source after 7 days.http://www.jisppd.com/article.asp?issn=0970-4388;year=2006;volume=24;issue=3;spage=144;epage=145;aulast=SubramaniamCalcium hydroxidelinerpH
spellingShingle Subramaniam P
Konde S
Prashanth P
An <i> in vitro</i> evaluation of pH variations in calcium hydroxide liners
Journal of Indian Society of Pedodontics and Preventive Dentistry
Calcium hydroxide
liner
pH
title An <i> in vitro</i> evaluation of pH variations in calcium hydroxide liners
title_full An <i> in vitro</i> evaluation of pH variations in calcium hydroxide liners
title_fullStr An <i> in vitro</i> evaluation of pH variations in calcium hydroxide liners
title_full_unstemmed An <i> in vitro</i> evaluation of pH variations in calcium hydroxide liners
title_short An <i> in vitro</i> evaluation of pH variations in calcium hydroxide liners
title_sort i in vitro i evaluation of ph variations in calcium hydroxide liners
topic Calcium hydroxide
liner
pH
url http://www.jisppd.com/article.asp?issn=0970-4388;year=2006;volume=24;issue=3;spage=144;epage=145;aulast=Subramaniam
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