论文部分内容阅读
用活性炭吸附-1CS2(溶剂)解析气相色谱法测定空气中苯系物的含量,并对该方法的分离度、精确度、回收率等进行了测试.结果表明,该方法的主要技术指标符合环境空气监测的要求.对较难分离的对-二甲苯、间-二甲苯的分离效果很好.
空气中苯系物含量测定方法的改进
【摘 要】
：
用活性炭吸附-1CS2(溶剂)解析气相色谱法测定空气中苯系物的含量,并对该方法的分离度、精确度、回收率等进行了测试.结果表明,该方法的主要技术指标符合环境空气监测的要求.
【机 构】
：
石家庄市环境监测中心
【出 处】
：
河北化工
【发表日期】
：
2004年期
其他文献
随着经济的发展和人民生活水平的提高,对建筑物的质量提出了更高的要求,而高质量建筑工程的完成,少不了建筑监理的认真细致的监督。文章就建筑工程的安全监理工作进行探讨,确
简述了音频系统中安全接地的重要性,安全接地的几种方式,信号接地、屏蔽接地的定义及应注意的问题。
The importance of safety ground in audio system, several ways of s
The line-shape of catwalk of long-span suspension bridge is obtained by using the segmental catenary method to carry out the iterative calculation, where all th
Research on overall assembling and welding process of steel box girder tuyere blocks of Taizhou Brid
This article presents in detail the assembling and welding process technique of the steel box girder tuyere blocks of Taizhou Bridge. The application of this pr
阐述标准化在橡胶机械行业新产品研发中的作用.橡胶机械行业实施标准化可缩短产品研发周期,提高产品竞争力,规范产品研发过程,避免大量的重复劳动.标准化对新产品研发具有极
Because of the computation difficulty of the beating capacity of large underwater caisson foundation on thick overburden layer ground, the geotechnieal software
Based on FEM （finite element method） program ANSYS and the OpenGL graphics, this paper develops the parametric modeling module and the computing module of the mul
Research on dynamic characteristics model test scheme for middle pylon of multi-pylon multi-span sus
Multi-pylon multi-span suspension bridge is a new type super flexible structure system, and the rigidity design of middle pylon is one of the main difficult tec
Full aero-elastic model tests are carried out to investigate wind-induced vibration of middle steel pylon of Taizhou Bridge. Model of the pylon under different
Using the temperature gradient which was proposed by continuously measuring flat steel box girder of Runyang Bridge, temperature effects of flat steel box girde