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2,4-Dinitrophenylhydrazine - Wikipedia
2,4 DNP Test (2,4-Dinitrophenylhydrazine) - BYJU'S
2,4-二硝基苯肼 - 百度百科
2,4-二硝基苯肼 - 维基百科,自由的百科全书
2,4-Dinitrophenylhydrazine | C6H6N4O4 | CID 3772977 - PubChem
Hydrazine, (2,4-dinitrophenyl)- - NIST Chemistry WebBook
2,4-Dinitrophenylhydrazine reagent grade, 97 119-26-6
2,4-Dinitrophenylhydrazine - chemeurope.com
2,4-二硝基苯肼 - 維基百科,自由的百科全書
2,4-Dinitrophenylhydrazine | C6H6N4O4 - ChemSpider