Assessment and effectively elimination of matrix effects should be a(requisite) part of the development and validation of analytical methods in pesticide residue analysis.
在采用气相或液相色谱进行农药残留分析时,基质效应会严重影响对某些待测物的准确定量与定性,对基质效应进行考察评估并采取有效措施进行消除或补偿,是进行农药残留分析方法开发及验证过程中不可或缺的一个重要环节。
Techniques for high-precision measurements of Fe isotope ratios using MC-ICP-MS at both low-and high-resolution modes have been reported in detail,which includes assessments of isobaric inferences,matrix effects,concentration effects and long-term repeatability.
详细报道了在低分辨和高分辨模式下运用MC-ICP-MS进行Fe同位素比值高精度测试的方法,对Fe同位素测定过程中谱峰干扰、基质效应、浓度效应、仪器测试的长期重现性等问题进行了评估,并对两种运行模式的测试结果进行了对比。
In this paper, 29 pesticides in 17 sorts of vegetable matrices were collected for the study of matrix effects by GC-MS.
选择17种蔬菜基质对29种农药在气相色谱-质谱测定过程中的基质效应进行研究。
The matrix-matched standards procedure was used to counteract the matrix effect.
采用基质固相分散的样品前处理方法,替代传统的液-液萃取、固相萃取,从葡萄酒中提取、净化5种农药,气相色谱电子捕获检测器分析测定,基质匹配标准校正方法补偿基质效应。
These improved methods can be used in many kinds of vegetable pesticides residues analysis and also discuss the matrix effect.
20-2003和农业部标准NY/T761-2004中的2种样品前处理方法,适用于GC-MS多农药残留检测,并探讨了基质效应的影响。
The results showed that matrix effects were negligible.
对建立的分析方法进行了评价,结果表明:MSPD提取液的基质效应可以忽略;在0。
The electramotive forces (-EmV) of measured cells have been determined at 298 15 K, then the activity coefficients and medium effects ( PME、SME、 Total) of RbCl have been calculated and discussed on the basis of solvation theory of electrolyte solution.
通过测定电池的电动势，根据溶液热力学原理，引用扩展的Ｄｅｂｙｅ－Ｈüｃｋｅｌ公式，计算求得了ＲｂＣｌ在（Ｈ２Ｏ～ＤＭＦ）混合溶剂中的活度系数，一级、二级和总介质效应。
The medium effect of nucleon-nucleon cross section σ~ med _ NN (α) on the isoscaling parameter α is investigated for two couples of central nuclear center reactions ~ 40 Ca+~ 48 Ca and ~ 60 Ca+~ 48 Ca, ~ 112 Sn+~ 112 Sn and ~ 124 Sn+~ 124 Sn with isospin dependent quantum molecular dynamics at beam nucleon energies from 40 to 60?MeV.
核子能量在40—60MeV能区范围,对在两对重离子中心碰撞系统40Ca+48Ca和60Ca+48Ca以及112Sn+112Sn和124Sn+124Sn的反应中就同位素标度参数α对于核子-核子碰撞截面σmNeNd(αm)的介质效应进行了研究。
were effective ways to promote the alcoholysis through medium effect.
用油脂与多元醇进行醇解反应的产物——多元醇的脂肪酸不完全酯,作为醇解反应的介质,可促进醇解反应,这种作用可称为"介质效应"。
Medium Effect in Alcoholysis Reaction and Its Application(Ⅱ)
醇解反应中的介质效应及其应用(Ⅱ)
The Study about the Phase Structure and the Medium Effect of Hot and Dense Nuclear Matter;
关于热密核物质的相结构和介质效应的研究
Investigation of Medium Effects for Strongly Interacting Matter under Extreme Environment;
极端条件下强作用物质介质效应的研究
Dynamic Changes in IL-18mRNA Expression and Its Implication in ct-infected Rats;
大鼠输卵管感染沙眼衣原体后白介素-18mRNA的表达及介质效应
Media Effects of Toy Models at Hard Thermal Loop Approximation;
硬热圈近似下理想模型介质效应的研究
Investigation of the Nonlinear and Quantum Effect in the Coherent Atomic Medium;
相干原子介质中非线性效应与量子效应的研究
Calculation of the Casimir Effect between Dielectric Plates;
介质平板间Casimir效应的计算
Propagation of an electromagnetic wave in a slowly moving conductiong dielectrie;
电磁波在运动导电介质中的传导效应
Suppression Effect of Self-defocusing Media on Hot Images from Obscurations in an Intense Laser Beam
自散焦介质对非线性热像的抑制效应
AN EFFECTIVE STRESS LAW FOR ANISOTROPIC MULTI-POROSITY MEDIA
各向异性多重孔隙介质有效应力定律
A GaAs FET Oscillator stabilized by a dielectric resonator with a feedback loop has been developed.
本文介绍了一种环路反馈式场效应管介质稳频振荡器.
The Investigation of Related Nonlinear Effects in Electromagnetically Induced Coherent Media
电磁诱导相干介质中相关非线性效应的研究
Laser Induced Quantum Coherence in Atomic Medium;
原子介质中激光诱导量子相干效应的研究
Investigation of Related Quantum Effects in Electromagnetically Induced Coherent Media;
电磁诱导相干介质中相关量子效应的研究
Finite Element Analysis on Thermal Effect of Solid-state Laser;
固体激光器工作介质热效应的有限元分析
Research on the Characteristics of the Guided-mode Resonances in Dielectric Subwavelength Gratings;
亚波长介质光栅的导模共振效应特性研究
The Nonlinear Effect of Circle Spot Laser Beam in Kerr-Medium;
环形斑激光束在克尔介质中的非线性效应
Studies on the High-K Gate Dielectrics MOSFET and Related Device Effects;
高K介质栅纳米MOSFET特性及相关器件效应的研究