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水中可吸附有机硫的测定——库仑滴定法
Determination of Adsorbable Organic Sulfide(AOS) in Water by Coulomb Titration Method
【摘要】 采用智能测硫仪,使吸附在活性炭上的有机硫在高温空气流中燃烧、分解,定量地转化为二氧化硫,用库仑滴定法测定。水中无机硫化物的干扰用乙酸铜均匀沉淀法去除。
【Abstract】 In this article, we determined adsorbable organic sulfide in water with the instrument for determining sulfur in coal.At first,adsorbable organic sulfide in water was adsorbed on active carbon,and then the active carbon was placed into the instrument.Adsorbable organic sulfide was translated into sulfide dioxide under the high temperature and oxygen,so it was determined by Coulomb titration.In this method the interference come from inorganic sulfide was removed by Copper acetate homogenous precipitation method.
【关键词】 水;
可吸附有机硫;
库仑法;
测定;
【Key words】 Water; Adsorbable organic sulfide(AOS); Determine; Coulomb titration;
【Key words】 Water; Adsorbable organic sulfide(AOS); Determine; Coulomb titration;
- 【文献出处】 中国环境监测 ,Environmental Monitoring in China , 编辑部邮箱 ,2006年01期
- 【分类号】X832
- 【被引频次】8
- 【下载频次】202