Abstract:In this article, the three seedtimes of the secrity monitoring in air separation area are described, also the performances of the new-style GC with DID and its applications in the security monitoring area of air seperation are introduced.

Abstract:In this article, the principle and application of magnetic type, zirconia type, galvanic-cell type oxygen analyzers are discussed, characteristics of several kinds of analyzers are introduced,

Abstract:The development of gas chromatograph analysis technology in industrial gas analysis nowadays as well as multidimensional chromatograph technique have became nuclear impetus. Moreover, these technique being applied to make advanced micro analyzer, which will be revolutionary change of GC technique are introduced detailedly in this paper.

Abstract:通过对两种分离方法即石墨化碳黑分析柱与PLOT Al2O3“S”分析柱分离情况比较,选择采用PLOT Al2O3“S”毛细管柱二阶程序升温法分离,不分流进样,火焰离子化检测器测定1-丁烯的纯度及烃类杂质含量,用面积归一法定量.此方法灵敏度高,准确度及精密度均符合要求.

Abstract:讨论了氮及空气中SF6的GC-μECD的分析方法,对影响色谱分离条件的动力学因素(操作变量)进行了选择性的研究;该方法具有高的灵敏度和好的选择性,检测限可达到20×1-0 12m o l/m o l,精密度优于1%。

Abstract:通过实验和数据说明了空分装置生产的液氧经汽化后进入配有气体纯化器、放电离子化检测器和H ayesep S 30″×1/8″填充柱的气相色谱仪,用纯化后的高纯氦作为载气,经色谱系统分离和检测,由色谱工作站采集数据并绘成色谱图,用高纯氦配制的乙炔标准气进行外标法定量,测定液氧中微量乙炔含量的方法。

Abstract:In this article, the qualitative and quantitative analysis of CF4 are introduced, as well as the source and elimination of CF4 are discussed.

Abstract:In this article, the using conditions of zirconia type oxygen analyzer and the measurement error produced by fuel gas around the analyzer are introduced, as well as methods for solving these problems are gave.

Abstract:The analysis of the trace CO, CO2 and CH4 can be realized by the hydrogen flame ionization, detector that is fitted with a nickel catalyst transform tube.

Abstract:The on-line moisture analyzers are used in lab. Some measures are adopted to reduce the unfavorable factors in order to measure the trace moisture quickly.

Abstract:根据空分设备工艺特点,要获得合格的产品氧、氮和氩,必须设置一些在线分析监控：空气中CO2分析,产品氧、氮气纯度分析,产品氩中微量氧、微量氮分析;为了保证空分设备的安全运行,需要设置碳氢化合物总量、各痕量分析,氮氧化合物分析.

Abstract:In this article, the seed of measurement is described, the variable of measurement is optimized, and some advice for safety production of air separation are also gave.

Abstract:In this artical, the operating principle, specifications and operation of model XPDM dewpoit meter are introduced.

Abstract:In the paper, 3000TA trance oxygen analyzer, including working principle, characteristic, calibration, general operation and note of instrument is introduced simply.

Abstract:The OXYMAT/(ULTRAMAT 6E)gas analyzers are based on the paramagnetic alternating pressure method and are used to measure oxygen in gas.The analyzer is simple to operate and have excellent performance for accurately spot checking the contents of oxygen.In this article,the operating principle,specifitions and operation of the analyzer are recommend.

Abstract:In this article, the characteristics and application of AF oxygen analyzer are introduced briefly, and its capability is evaluated.

Abstract:In this article, the application of FAS100 in trace oxygen measurement in nitrogen is introduced, and the difference between FAS100 and other oxygen analyzer and the virtues of FAS100 are illustrated.

Abstract:The import gas analyzer such as ULTRAMAT6E CO2analyzer, OXYMAT61 O2 analyzer and K-S000 Ar/O2GC are introduced.

Abstract:In this article, the quality requirements of argon in the nation standard and the principle of analyzer are introduced.

Abstract:In this article, the analysis of rare gas using DID gas chromatography is introduced. By increasing the electric field gradient, the sensitivity of detector for measuring the neon in helium is increased.

Abstract:In this article, the measurement method of hydrocarbon especial ethyne concentration in air separation by using the GM600FID gas chromatogram are introduced.

Abstract:In this article,the method of PGC302(FID detector) process gas chromatograph on measuring of hydrocarbons in air separation plant is introduced.