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Improvement of sampling method for bacteriological test in tap water  

Lee, Eun-Sook (서울시 상수도연구원)
Lee, Dong-Sik (서울시 상수도연구원)
Lee, Mok-Young (서울시 상수도연구원)
Lee, Man-Ho (서울시 상수도연구원)
Han, Sun-Hee (서울시 상수도연구원)
Publication Information
Journal of Korean Society of Water and Wastewater / v.25, no.4, 2011 , pp. 519-525 More about this Journal
Abstract
We studied on the effect of faucet cleanliness, faucet conditions (screen, mixing faucet), and flushing time for bacterial detection in tap water. As results, tap water should be left to run to waste for 2 to 3 minutes and if a questionable cleanliness is questionable, disinfect the faucet by using flaming or other methods before sampling. We proposed sampling method to decrease effect of factors associated with bacterial detection in tap water and contributed to be evaluated more accurate water quality.
Keywords
disinfection; faucet cleanliness; faucet conditions; flushing time; sampling method;
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