| 单词 | para-nitrophenylhydrazine | 
| 释义 | para-nitrophenylhydrazine [¦par·ǝ ¦nī·trō¦fen·ǝl`hī·drǝ´zēn]  ORGANIC CHEMISTRY C6H7N3O2 An orange-red, crystalline compound with a melting point of about 157°C; soluble in hot water or hot benzene; used as a reagent for aliphatic aldehydes and ketones.  | 
	
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