"23" Result
Sort By:
"This fourth edition of the World Health Organization's Guidelines for Drinking-water Quality builds on over 50 years of guidance by WHO on drinking-water quality which has formed an authoritative basis for the setting of national regulations and standards for water safety in su…
Builds on over 50 years of guidance by WHO on drinking water quality, which has formed an autoritative basis for the setting of national regulations and standards for water safety in support of public health.