A nitrite test is a chemical test used to determine the presence of nitrite ion in solution. == Chemical methods == === Using iron(II) sulfate === A simple nitrite test can be performed by adding 4 M sulfuric acid to the sample until acidic, and then adding 0.1 M iron(II) sulfate to the solution.
A nitrite test is a chemical test used to determine the presence of nitrite ion in solution. == Chemical methods == === Using iron(II) sulfate === A simple nitrite test can be performed by adding 4 M sulfuric acid to the sample until acidic, and then adding 0.1 M iron(II) sulfate to the solution.
Source: Wikipedia "Nitrite test" · CC BY-SA 4.0
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