| 单词 | ammonium carbonate | 
| 释义 | ammonium carbonate n. 1.  A carbonate of ammonium, (NH4)2CO3. 2.  The white, crystalline double salt of ammonium bicarbonate and ammonium carbamate, (NH4)HCO3·NH4CO2NH2, produced commercially and used in smelling salts and baking powder. Also called  hartshorn.  | 
	
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