发明人孙丽萍,陈志强,黄志刚. "一种乙醛-2,4-DNPH(乙醛2,4-二硝基苯腙)的合成方法" [P]. 中国发明专利, 专利号 CN 113920959 A, 授权公告日 2021-09-26.
发明人唐晓军,孙丽萍,黄志刚. "Method for the Synthesis of Acetaldehyde-2,4-Dinitrophenylhydrazone" [P]. 中国发明专利, 专利号 CN 117255912 A, 授权公告日 2023-11-12.
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