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分光光度法測定鋼中的鈦和釩

  • 摘要: 在較濃的硫酸介質中,鈦和釩與磺基水楊酸分別形成橙色及藍色絡合物,靈敏性及選擇性遠比其在稀酸水溶液中為高。在作低合金鋼等的分析時,可不分離基體元素鐵及合金元素,溶樣后直接測定吸光度。可測定鋼樣中含量各為0.05-1.0%的鈦和釩。重現度良好,儀器簡單,操作快速。文中詳列測定條件及其控制,提出了操作程序。

     

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