本文介绍了用法拉第筒作为离子检测器的四极滤质器存在干扰电子流的原因。
The causes of disturbing electron current in quadrupole mass filter with Farady cylinder as an ion detector are described.
本文报道一种由电子轰击型离子源、扇形磁分析器与法拉第筒式离子检测器组成的小型质谱计,介绍其设计参数、结构与性能。
This paper report the design parameters, construction and specificity of a small magnetic mass spectrometer with an EI ion source, a sector magnetic analyser and a Faraday cup ion detector.
方法:样品溶解后,采用固相萃取法去除大部分水溶性大分子,通过离子色谱分离,柱后衍生化-紫外检测器法测定溴酸盐。
Methods: A Solid Phase Extraction was used to purify the dissolved sample. The extracts were separated and detected by ion chromatography post-column derivation with ultraviolet detector.
研制了一种新型离子色谱电导检测器。
A new conductivity detector for ion chromatography is presented.
对光离子化检测器的核心部分进行了分析与设计,着重阐述了系统设计的原则、结构及特性。
The key part of photoionization detector is analyzed and designed. The principle, structure and characteristic of the system design is especially demonstrated.
本文针对带工作站的GC介绍了气相色谱仪氢火焰离子化检测器检测限校准的不确定度评定新方法。
As to GC with a workstation, this paper introduced a new method used to evaluate the uncertainty of calibration for detection limit by flame ionization detector.
以稀硫酸为吸收液,铂工作电极为安培检测器,用离子色谱法测定空气中的微量肼。
Used diluted sulfuric acid as absorbent and ampere detector for determining Trace hydrazine in air with ion chromatography.
采用双柱双氢焰离子化检测器测定空气中的总烃和非甲烷烃。
Using dual column with flame ionization detector to determine total hydrocarbon and non-methane hydrocarbon in air.
试验采用氢火焰离子化检测器、101硅烷化白色载体和SE—30固定相等最佳条件,获得了较为满意的结果。
Under the best conditions by means of hydrogen flame ionisation detector, 101 white silylation carrier a and se-30 anchored phase edc., the good results have been obtained.
乙酸丁酯稀释丙烯酸树脂后,用气相色谱法使丙烯酸树脂中的各种残余单体得到较好分离,再采用氢火焰离子化检测器(FID)定量测定。
Acrylic resin is diluted in ethyl acetate and the remnant monomer is well separated from it by gas chromatography and is quantificationally measured by hydrogen flame ionization detector (FID).
本文对色谱用微波诱导等离子体离子化检测器的离子化机理进行了探讨。
In this paper, an ionization mechanism of Microwave Induced Plasma Ionic Detector for chromatography is reported.
当检测器信号值比起动时数值低的时候,它代表着等离子体实际上已经自然关闭。
When the cell signal counts are lower than the starting count, it indicates that the plasma is physically off.
选用SE54型毛细管柱、氢火焰离子化检测器,以三氯代苯为内标物,采用较低的柱温,使内标物与TDI更好地分离,减少了副反应的发生。
The TDI and internal standard chemicals can be separated better and the side reaction is reduced at lower column temperature by use of SE54 capillary column and FID detector.
采用程序升温气相色谱法和氢火焰离子化检测器,对土壤中15种农药的残留量进行检测,该法简便、快速。
The amounts of 15 kinds of pesticide residues in soil were determined by gas chromatography of programing temperature with FID detector. The method is simple and rapid.
烃类组分采用25%角鲨烷填充色谱柱恒温分离,以氢火焰离子化检测器(FID)检测,峰面积归一化法定量。
Hydrocarbons was separated with a packed - column coated with 25 % squalane at constant temperature, detected by using an FID, and quantified by area normalization method.
论述了放电离子化检测器在高纯气体杂质成分分析中的应用。
The paper describes the application of gas chromatography with discharge ionization detector which analyzes the content of impurities in high purity gases.
介绍了用双柱双氢火焰离子化检测器同时进样气相色谱法分析气体样品中非甲烷烃。
Non-methane hydrocarbons in the gas sample are analyzed simultaneously by GC with double columns and double FIDs.
从实验上证明,这种检测器的离子化机理是碰撞离子化而不是光离子化。
On the basis of the experiments, it has been proved that the ionization mechanism of the detector is the collision ionization rather than the photo-ionization.
用氢火焰离子化检测器及热导检测器分别检测烃类及无机气体。
Hydrogen flame detector and thermal conductivity detector were used to detect gaseous hydrocarbons and inorganic gaseous respectively.
该方法采用氢火焰离子化检测器,并用面积归一化法进行计算。
This method made use of hydrogen flame ionization detector(FID) and counted by area normalization method.
本文采用气相色谱法,用HP-5毛细管柱,以邻苯二甲酸二异丁酯为内标物,用氢火焰离子化检测器对甲氧苄氟菊酯进行定性定量分析。
A method for the determination of metofluthrin TC by GC with HP-5 capillary column, diisobutyl phthalate as internal standard and FID detector was described.
文中列出了构建简单系列检测器系统的条件,以及该系统在离子色谱和高效液相色谱中的应用。
The conditions required to achieve simple series detection are given in this article, along with examples of instances in which simple series detection may be used in IC and HPLC.
该方法采用氢火焰离子化检测器(FID),并用面积归一化法进行计算。
TCD检测器的测定结果与商用火焰离子化检测器(FID)的测定结果一致。
The result obtained by TCD was consistent with that obtained by FID.
质谱仪包括使诸如氦之类的示踪气体离子化的离子源、偏转这些离子的磁铁以及检测这些偏转离子的检测器。
The mass spectrometer includes an ion source to ionize trace gases, such as helium, a magnet to deflect the ions and a detector to detect the deflected ions.
建立了在碱性体系中采用高效阴离子交换色谱和紫外检测器联用测定海水中碘离子的分析方法。
A method for determination of iodide in seawater by high performance anion exchange chromatography with ultraviolet detector (HPAEC-UV) in basic system has been established.
报道三种不同类型的气相色谱用氦直流等离子体离子化检测器。
Three types of direct current plasma ionization detectors (HeDCPID) for gas chromatography have been developed.
本发明是用微波等离子体矩作电离源的一种新型离子化色谱检测器。
This invention is a chromatographic detector in which the ion source is a microwave plasma torch.
检测既可用氢火焰离子化检测器检测,也可用紫外检测器检测,极大地拓宽了色谱分离和最佳条件选择的范围。
Both flame ionization detector and ultraviolet detector can be used as the detecting part of SubWC. Thus the range of its application and selection of optimal conditions are largely broadened.
毛细管柱,以邻苯二甲酸二丁酯为内标物,以氢火焰离子化检测器对杀虫剂氯烯炔菊酯原药进行定性定量分析。
A gas chromatographic method for quantitative and qualitative analysis of chlorempenthrin using a HP-5 capillary column and dibutyl phthalate as internal standard was described.
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