... protecting and maintaining an individual use. Water quality criteria are based on variables that characterise the quality of water and/or the quality of the suspended particulate matter, the bottom ... those of Australia, Brazil, Canada, India, Tanzania, the United States and the World Health Organization (WHO). These sets of data were harmonised and used to generate the Interim National Water ... for a single substance by means of a literature search and analysis is in the order of Canadian $ 50,000. In Germany, the average cost of laboratory studies for developing a criterion for a single...