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翻訳と辞書　辞書検索 [ 開発暫定版 ] スポンサード リンク Lead hydrogen arsenate ： ウィキペディア英語版 Lead hydrogen arsenate Lead hydrogen arsenate, also called lead arsenate, acid lead arsenate or LA, chemical formula PbHAsO4, is an inorganic insecticide used primarily against the potato beetle. ==Chemistry== It is usually produced using the following reaction: :Pb(NO3)2(''aq'') +H3AsO4(''aq'') → PbHAsO4(''s'') +2HNO3(''aq'') Lead arsenate was the most extensively used arsenical insecticide.〔Peryea F.J. 1998. Historical use of lead arsenate insecticides, resulting in soil contamination and implications for soil remediation. Proceedings, 16th World Congress of Soil Science, Montpellier, France. 20-26. Aug. Available online: http://soils.tfrec.wsu.edu/leadhistory.htm〕 Two principal formulations of lead arsenate were marketed: basic lead arsenate (Pb5OH(AsO4)3, CASN: 1327-31-7) and acid lead arsenate (PbHAsO4, CASN: 7784-40-9).〔 Until the 1930s-1940s, lead arsenate was frequently prepared by farmers at home, by reacting soluble lead salts with sodium arsenate. 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Lead hydrogen arsenate」の詳細全文を読む スポンサード リンク 翻訳と辞書 : 翻訳のためのインターネットリソース Copyright(C) kotoba.ne.jp 1997-2016. All Rights Reserved.