sample preparation

A method for the determination of nerve warfare agent and vesicant war gas in polluted soil was estab ˉ lished by GC-MS_SIM. The sample preparation of six warfare agent s in soil and the extraction yield of two step extractions for these agents were studied.

建立了土壤中神经性毒剂及糜烂性毒剂GC-MS-SIM分析法，对土壤中6种毒剂的样品制备和二步萃取方法进行了研究；

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The introduction of microwave technique makes the sample preparation to step into a new stage.

微波技术的引进,使样品制备的技术进入了新的生命性的阶段.

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However, it may arise from an artifact during sample preparation.

然而, 样品制备过程中可能带入人为的物质.

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The collection of whole blood sample and the procedures of thin target preparation for PIXE are also described.

本文还介绍了供PIXE法用的全血样品的采集及薄靶制备的步骤和方法。

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Secondly a robotic sample preparation instrument has been optimized for the amino acid derivatization.

其次,自动化的氨基酸样品制备仪器已经得到优化.

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Discussion on How the Process of Sample Preparation Impacts the Caking Index of Bituminous Coal

浅谈制样过程对烟煤黏结指数的影响

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Filtration is a key sample preparation step that follows the drug dissolution test before sample analysis.

过滤是关键的样品制备步骤,发生在药物溶出度测试之后、样品分析之前.

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Deposit-dip-spin ( DDS ) coating method, a composite nano-powder sample preparation method for atomic force microscope ( AFM ) measurement is introduced.

介绍了一种改进旋涂法 —— DDS 涂膜法 ( Deposit-Dip-Spin-coating), 主要用来制备纳米粉体原子力显微镜 ( AFM ) 分析样品.

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The sample preparation by the filter paper method and the direct determination of major ( thulium) and five neighbouring micro-rare earth element impurities in pure thulium oxide by XRF are described.

本文拟定了一种采用滤纸片法制样，X射线荧光直接测定纯氧化铥中氧化铥主量以及氧化钬、氧化铒、氧化镱、氧化镥和氧化钇等稀土杂质含量的分析方法。

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The colour of CdS-CdSe pigments has been measured by a colour-difference meter; effects of sample preparation conditions and the express of measuring results have been discussed.

探讨了CdS-CdSe系颜料用色差仪测量颜色时试样制备的影响和测量结果的表达方式。

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In life science and medicine research, the assay of the testing samples includes three steps: sample preparation, biochemistry reaction, examination and analysis.

在生命科学与医学研究中，样品的分析通常包括三个典型步骤，即：样品分离处理、生物化学反应、结果检测和分析。

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A Sample Preparation Method with Low Dilution Factor for Geological Sample Analysis by X-Ray Fluorescence Spectrometry

低稀释比制样技术与多类型地质样品X射线荧光分析方法研究

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ABC of Thin-Layer Chromatography ── II: Preparation of Thin Layer Plates and Sample Application

薄层色谱ABC（2）&薄层板制备和点样

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Application of melting method into copper blisters and scraps sample preparation

熔融法在粗杂铜取制样方法中的应用

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By studying the retest of the condition of silicic acid coagulation caused by acidity and time during sample preparation and the photometric determination condition, the determination condition of silica in Bayer red mud by molybdenum blues photometry is established in this paper.

通过研究样品制备时的酸度、时间等引起硅酸凝聚的条件以及光度测定条件的重新实验，确立了拜尔赤泥中二氧化硅的钼蓝光度法测定条件。

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Features: 1, automatic sampling, sample preparation, sample collection, and ensure the authenticity of sampling samples.

其特点: 1 、 全自动采样 、 制样 、 集样, 保证取样样本的真实性.

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Study on the Chemical Standard Sample Preparation and the Quality Control Method of Scutellaria Baicalensis

反思&优化学生思维品质的重要手段黄芩质量控制与化学标准品制备研究

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A new method for sample preparation of individual aerosol particle in SPM analysis was developed.

介绍了一种用于扫描质子微探针分析的大气气溶胶单颗粒样品的制备方法.

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This paper reports the method of digestion amygdalus communis by microwave sample preparation system and determination content of trace elements by using ICP AES.

采用微波溶样、等离子体原子发射光谱（ICP-AES）法测定巴旦杏中微量元素。

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Compared to conventional detection methods for the quantitative analysis of meal ions, such as atomic absorption spectroscopy, inductively coupled plasma mass spectroscopy ( ICPMS), the fluorescence detection method is more convenient and does not require complicated, multistep sample preparation or sophisticated instrument.

与传统金属离子检测方法，如原子吸收光谱，电感耦合等离子体质谱等方法相比，荧光检测方法操作简单且检测限低，不需要进行复杂的多级样本制备，而且设备仪器简单。

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Mycoplasma DNA in nasopharynx secretion of fifty-seven pediatric mycoplasma cases is detected by using PCR quick DNA sample preparation method and simple PCR processes.

对57例小儿支原体肺炎鼻咽分泌物中肺炎支原体DNA进行PCR检测。

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In metallographic sample preparation process, specimens are polished with the polishing process multi-channel essential.

在金相试样制备过程中, 试样的磨光与抛光是多道必不可少的程序.

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The sample preparation, homogeneity test , stability inspection and the methods and results radionuclide certification are described.

介绍样品制备 、 匀性及稳定性检验、素定值方法和定值结果.

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In this article a method of sample preparation of metal powder is introduced.

介绍了一种金属粉末样品的金相制样方法.

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Note: the sample preparation requirements End production of the sample surface as smooth and uniform.

注: 样品的制备要求制作完的样品表面尽量平整,均匀.

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Monte Carlo Simulation Study on Volume Scattering LGP and Sample Preparation

体散射导光板的蒙特卡罗模拟研究和样品试制

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The paper summarizes the sample preparation in proteomics studies.

本文综述了蛋白质组研究中的样品制备方法.

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Supercritical fluid extraction as a sample preparation tool for residue analysis in analytical toxicology are reviewed.

综述了超临界萃取作为样品制备技术在痕量药检分析中的应用.

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A sample preparation method with low dilution factor has been applied to the analysis of geological samples by X ray fluorescence spectrometry.

研究制定了在X射线荧光光谱分析中适用于多类型地质样品的低稀释比制样技术。

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The principle and application of a new sample preparation method-solid-micro-extraction ( SPME ) are introduced in this paper.

介绍了一种新型样品制备法 —— 固相做萃取 ( SPME ) 的原理及其应用.

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