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单词 nessler's reagent
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Nessler's reagent
Nessler's reagent n. (also Nessler reagent) an alkaline solution of mercuric iodide and potassium iodide, containing HgI42− ions, which gives a brown colour or precipitate when added to an aqueous solution containing ammonia. Similarly Nessler('s) solution.extracted from Nesslern.
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更新时间:2024/11/10 22:59:08