| 单词 | ammonium sulfide |
| 释义 | ammonium sulfide [ǝ`mōn·yǝm `sǝl´fīd] INORGANIC CHEMISTRY (NH4)2S Yellow crystals, stable only when dry and below 0°C; decomposes on melting; soluble in water and alcohol; used in photographic developers and for coloring brasses and bronzes. |
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