nessler's reagent


nessler's reagent
noun or nessler's solution \\ˈneslə(r)z-\
Usage: usually capitalized N
Etymology: after Julius Nessler
: an alkaline solution of potassium mercuric iodide used in chemical analysis especially in a delicate test for ammonia in aqueous solution (as when obtained from water, blood, urine) with which it forms a yellowish brown color or precipitate

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/nes"leuhrz/
an aqueous solution of potassium iodide, mercuric chloride, and potassium hydroxide, used as a test for the presence of ammonia. Also called Nessler's solution.
[1870-75; see NESSLERIZE]

Useful english dictionary. 2012.

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  • Nessler's reagent — Neßler s reagent is a reagent named after Julius Neßler and is used to detect small amounts of ammonia. It is a 0.09 mol/L solution of potassium tetraiodomercurate(II) (K2 [HgI4] ) in 2.5 mol/L potassium hydroxide. A yellow coloration indicates… …   Wikipedia

  • Nessler's reagent — Ness·ler s reagent nes lərz n an alkaline solution of potassium mercuric iodide used in chemical analysis esp. in a test for ammonia in aqueous solution (as when obtained from water, blood, or urine) with which it forms a yellowish brown color or …   Medical dictionary

  • Nessler's reagent — /nes leuhrz/ an aqueous solution of potassium iodide, mercuric chloride, and potassium hydroxide, used as a test for the presence of ammonia. Also called Nessler s solution. [1870 75; see NESSLERIZE] * * * …   Universalium

  • Nessler's reagent — n. Nessler s solution, water based solution of potassium hydroxide and mercuric iodide and potassium iodide (used to test and detect for the presence of ammonia) …   English contemporary dictionary

  • Nessler — Neßler, Nessler, Nesler are surnames of: Brad Nessler (born 1956, St. Charles, Minnesota), an American sportscaster Julius Neßler (1827–1905), a German chemist Nessler s reagent, after Julius Neßler Karl Ludwig Nessler (1872, Todtnau, Germany… …   Wikipedia

  • Nessler's solution — n. Nessler s reagent, water based solution of potassium hydroxide and mercuric iodide and potassium iodide (used to test and detect for the presence of ammonia) …   English contemporary dictionary

  • nessler's solution — noun see nessler s reagent …   Useful english dictionary

  • Nessler reagent (solution) — Ness·ler reagent (solution) (nesґler) [Julius Nessler, German chemist, 1827–1905] see under reagent …   Medical dictionary

  • Nessler reagent — Neslerio reagentas statusas T sritis chemija apibrėžtis KI, HgCl₂ ir KOH tirpalų mišinys. atitikmenys: angl. Nessler reagent rus. реактив Несслера …   Chemijos terminų aiškinamasis žodynas

  • Nessler's solution — Solution So*lu tion (s[ o]*l[=u] sh[u^]n), n. [OE. solucion, OF. solucion, F. solution, fr. L. solutio, fr. solvere, solutum, to loosen, dissolve. See {Solve}.] 1. The act of separating the parts of any body, or the condition of undergoing a… …   The Collaborative International Dictionary of English