Brown-ring test
= Brown-ring test
A historical nitrate-recognition reaction involving reduction by <iron(II)> and formation of a brown iron–nitrosyl species. <Nitrite>, reagent contamination and procedural conditions can interfere.
= Brown-ring test
A historical nitrate-recognition reaction involving reduction by <iron(II)> and formation of a brown iron–nitrosyl species. <Nitrite>, reagent contamination and procedural conditions can interfere.