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目 录 1 前言...........................................................................................................................................................2 内容来自www.paper51.com 2 实验原理...................................................................................................................................................4 http://www.paper51.com 2.1原理….................................................................................................................................................4 内容来自www.paper51.com 2.2 主要反应式......................................................................................................................................4 paper51.com
2.3仪器及试剂.........................................................................................................................................4 http://www.paper51.com 3 实验条件探究...........................................................................................................................................4 http://www.paper51.com
3.1稀硝酸加入量对实验结果的影响………........................................................................................4 内容来自论文无忧网 www.paper51.com 3.2硝酸银用量对实验结果的影响........................................................................................................5 内容来自论文无忧网 www.paper51.com 3.3 比色时间的选择 ....................................................................................................................6 http://www.paper51.com 3.4参比溶液的选择................................................................................................................................6 内容来自论文无忧网 www.paper51.com 3.5吸收波长的选择................................................................................................................................7 内容来自论文无忧网 www.paper51.com 4 样品测定实验步骤…………………………………………………………………...…………………8 http://www.paper51.com 4.1标准曲线的绘制….……….………………....................................................................................8 内容来自论文无忧网 www.paper51.com 4.2样品测定步骤...................................................................................................................................8 内容来自www.paper51.com
5 实验结果分析与讨论...............................................................................................................................9 内容来自论文无忧网 www.paper51.com 5.1 时间控制对实验的响....................................................................................................................9 内容来自论文无忧网 www.paper51.com 5.2温度对实验响.................................................................................................................................9 http://www.paper51.com 5.3 酸度及还原物质对实验响............................................................................................................9 内容来自www.paper51.com
5.4 氧化剂对实验的响 ......................................................................................................10 paper51.com 5.5干扰离子对实验的影响及除.......................................................................................................10 内容来自论文无忧网 www.paper51.com 6 实验总结.................................................................................................................................................10 内容来自www.paper51.com 致谢.............................................................................................................................................................11 paper51.com 参考文献….................................................................................................................................................11 http://www.paper51.com
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