Transcription of Total dissolved solids in Drinking-water
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Total dissolved solids in Drinking-water
WHO/SDE/ onlyTotal dissolved solids in Drinking-waterBackground document for development ofWHO Guidelines for Drinking-water Quality_____Originally published in Guidelines for Drinking-water quality, 2nd ed. Vol. 2. Health criteria andother supporting information. World Health Organization, Geneva, 1996. World Health Organization 2003 All rights reserved. Publications of the World Health Organization can be obtained from Marketing andDissemination, World Health Organization, 20 Avenue Appia, 1211 Geneva 27, Switzerland (tel: +4122 791 2476; fax: +41 22 791 4857; email: for permission to reproduce or translate WHO publications - whether for sale or fornoncommercial distribution - should be addressed to Publications, at the above address (fax: +41 22791 4806; email: designations employed and the presentation of the material in this publication do not imply theexpression of any opinion whatsoever on the part of the World Health Organization concerning thelegal status of any country, territory, city or area or of its authorities, or concerning the delimitation ofits frontiers or mention of specific companies or of certain manufacturers products does not imply that they areendorsed or recommended by the World Health Organization in preference to others of a similar naturethat are not mentio))
The method of determining TDS in water supplies most commonly used is the measurement of specific conductivity with a conductivity probe that detects the presence of ions in water. Conductivity measurements are converted into TDS values by means of a factor that varies with the type of water (2,3). The practical quantitation limit for TDS in ...
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