Nitrate is the most completely oxidized form of nitrogen. It is formed during the final stages of biological decomposition, either in wastewater treatment facilities or in natural water supplies. Low-level nitrate concentrations may be present in natural waters. However, a maximum of 10-ppm nitrate-nitrogen is allowed in drinking water supplies. This method is applicable to...
Nitrate is the most completely oxidized form of nitrogen. It is formed during the final stages...
