It demonstrates the laboratory preparation of nitric acid ... acid at different concentrations and provides methods to test for nitrate ions in solution. Keywords nitric acid, chemistry ...

This is a differential medium. It is used to determine if an organism is capable of reducing nitrate (NO 3-) to nitrite (NO 2-) or other nitrogenous compounds via the action of the enzyme nitratase ...

Nitrate levels near and above the Maximum Contaminant Level (MCL) of 10 mg/l set by the U.S. Environmental Protection Agency (EPA) have been linked to serious health impacts, such as blue baby ...