A soil sample preparation method was established for extracting phenol with the aid of ultrasonic energy.
以合成土样为对象,研究了超声波辅助提取苯酚的条件及其提取效率。
Objective: To study the influence of different sample preparation method on determining arsenic in edible oils.
前言:目的:研究不同的前处理方法对测定食用植物油中砷的影响。
The influence of sample preparation method and detection mode on the analysis of polysaccharide was investigated.
考察了不同的样品制备方法和检测方式对植物中多糖分析的影响。
The principle and application of a new sample preparation method-solid-phase 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。
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。
Consequently, it is feasible to determine electro-etching method as the sample preparation method about quantitative metallographic analysis in CuCrRE alloy.
因此,确定电解浸蚀法作为铜铬稀土合金定量金相分析的试样制备方法是切实可行的。
The quality control of AAS measurement such as the test preparation, the standard solution and sample preparation method, the sample analysis and the data processing were introduced.
介绍原子吸收光谱法检测过程中实验准备、标准溶液和样品制备方法、样品分析及数据处理等几个环节的质量控制措施。
It has been determined and measured the sample preparation of electrode paste softening degree testing condition and analysis method.
通过各种条件试验,确定了测定电极糊软化度的试样制备、试验条件及分析方法。
The analysis shows the determination range of this method, and a detailed description is made for sample preparation, choice of test conditions and results.
说明了该分析方法所适用的测定范围,并对标样的制备、试验条件的选择和分析结果做出了详细描述。
This paper describes a mechanical method for preparation of depth profile of a sample.
本文介绍制备样品深度剖面的一种机械方法。
The method of sample preparation and the interference elements was also studied.
并研究了样品制备方法及其共存元素的干扰。
The article expounds the sample decomposition and the method of the sample preparation by applying the method of atomical assimilation spectrum, and lists some specific analytical of metallurgy.
本文对应用原子吸收光谱法分析冶金样品过程中的试样分解和分析样品的制备方法进行了较详细的阐述,并列举了几种基体合金的具体分析方法。
The special features of this method were the simplicity in sample preparation and the avoidance of pollution.
此方法的特点是试样制备较简单,且避免了污染。
Finally, the best method was determined in sample preparation.
最终确定最佳样品制备的方法。
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。
The method of sample preparation and the interferences of common coexisting elements have been studied.
研究了样品制备方法及常见共存元素干扰。
Method: referring to the 2000 edition pharmacopeia, the sample was disposed and tested according to every items' demand of stability trial of new medicine preparation.
方法:参照中国药典2000年版,按照新药研制稳定性试验各项要求,对样品进行处理和检测。
The invention relates to a preparation method for a cross-section transmission electron microscope sample after the self surface thereof is processed by nanocrystallization.
本发明涉及的是一种表面自身纳米化后横截面透射电镜样品的制备方法。
The method by this model was proved to be rapid and simple for sample preparation. The results obtained are identical to those by traditional method.
采用此模型进行二醋酸纤维丝束外油分析,具有分析速度快、样品制备简单等优点,且分析结果与传统分析方法有很好的一致性。
Method Different extraction solvents and methods have been screened to get the most efficient way for sample preparation.
方法不同提取溶剂、不同提取方法,较为的供试品溶液制备方法。
The experimental instrument, sample preparation and determination method of the trace element Se in solution by total reflection X-ray fluorescence analysis are described in this paper.
本文叙述了用全反射X荧光分析方法测定溶液中微量硒的实验装置、制样技术和测定方法。
The results show that benefies of the method: sample preparation is simple, give elements distribution profile, and determine chemical composition of competitors products very quickly.
结果表明,本法样品处理简单,分析速度快,可用于快速确定洗衣粉的化学成分。
With the advantages of simple sample preparation and high sensitivity, the developed method is a reliable analytical method for trace elements analysis in soil.
该方法样品处理简单,检出限低,灵敏度高,是一种比较可靠的微量元素分析新方法。
The method of sample preparation by pore fixing was described. The results showed that it was a good method for studying irregular porous structure and the related ratio of felt.
得出了一种固定孔隙的制样方法,用此制样方法可观察到滤毡截面的真实形貌,从而有效地分析滤毡中粗细纤维的配比和各层的孔隙率。
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。
Methods With amount of galangin as index, wavelength, chromatographic system and system suitability, mobile phase, linear range, preparation of sample and analytic method validation were investigated.
方法以高良姜素含量为指标,考察了液相色谱法测定的波长、色谱条件、流动相、线性范围、样品制备方法和中药质量标准分析方法验证试验。
With the advantages of high sensitivity and simple sample preparation without matrix interference, the method was suitable for the analysis of the estrogens in drink water.
该方法有效地消除了基质干扰,样品处理快、灵敏度高,适用于饮用水中雌激素的日常批量检测和确证。
Under atmospheric pressure, DART MS method does not require any sample preparation, greatly reduces the analysis time, realizes the in situ, rapid, accurate, and high-throughput analysis.
实时直接分析质谱法在大气压下进行,无需对茶叶进行任何的样品处理,大大缩短了分析时间,实现了原位、快速、准确且高通量的检测。
Under atmospheric pressure, DART MS method does not require any sample preparation, greatly reduces the analysis time, realizes the in situ, rapid, accurate, and high-throughput analysis.
实时直接分析质谱法在大气压下进行,无需对茶叶进行任何的样品处理,大大缩短了分析时间,实现了原位、快速、准确且高通量的检测。
应用推荐