Nitron is primarily used as a reagent in analytical chemistry for the detection and quantification of nitrate ions. It forms a distinctive red precipitate when reacting with nitrate salts in acidic medium, making it a valuable tool in qualitative and gravimetric analysis. Its selective reactivity with nitrates aids in environmental testing, particularly in assessing water quality and soil contamination. In organic synthesis, Nitron serves as a precursor or intermediate in the preparation of more complex nitrogen-containing compounds. Its applications extend to research laboratories, where it is utilized for studying reaction mechanisms involving nitrates. Note: Nitron is specific to nitrates and not typically used for nitrites without prior conversion.