| 单词 | sodium naphthionate | 
| 释义 | sodium naphthionate [`sōd·ē·ǝm naf`thī·ǝ´nāt]  ORGANIC CHEMISTRY NaC10H6(NH2)SO3⋅4H2O White, light-sensitive crystals, soluble in water and insoluble in ether; used in analysis (Riegler's reagent) for nitrous acid.  | 
	
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