介绍了用同位素稀释质谱法测量辐照元件铀含量的方法。
The measurement methods of uranium concentrations in irradiated fuels by isotopic dilution mass spectrometry are described.
建立稳定同位素稀释技术测定蜂蜜中氯霉素（CAP）分析方法。
To determine the content of Chloramphenicol(CAP) in honey using stable isotope dilution technique.
该方法解决了已有同位素稀释质谱法在微量气体定量分析中的难题。
The new method overcomes the limitations of established methods of IDMS in the quantitative analysis of trace gas.
同位素稀释分析是研究氮素在土壤植物体系中转化和迁移特征的有效方法。
Isotope dilution analysis is a valid approach for studying nitrogen transformation characteristics in soil-plant systems.
介绍了采用同位素稀释质谱 法（IDMS）测定 冻干人尿样品中镍、铜、铅的含量。
The method of determining Ni, Cu and Pbi n urine with isotope dilution mass spectrometry(IDMS)is described.
综述了同位素稀释法电感耦合等离子体质谱近几年来在材料、生物以及环境样品分析中的应用。
The application of ID - ICP - MS on the analysis of reference materials, biological and environmental samples over the last years are reviewed. Sixty references are cited.
采用同位素稀释-高分辨气质联用技术对京杭运河杭州市区段表层沉积物中二恶的分布进行研究。
The PCDD/Fs in surface sediments of Great Canal in Hangzhou city were analyzed by isotope Dilution HRGC/HRMS method.
溶液中加入铱元素进行铼同位素的质量分馏校正，在常规的溶液雾化进样条件下，采用同位素稀释法可准确测定纳克级的铼含量。
Combining the isotopic dilution (ID) method with the on-line fractionation correction method, the rhenium content can be determined accurately at sub-nanogram level using the normal solution n.
铅同位素“双稀释剂”同位素定年法是当前应用较广的一种铅同位素定年方法。双同位素稀释法的目的在于校正质量鉴别效应，提高测定精度。
"Double spike" isotopic dating method of lead isotope is one of the dating ways of lead isotope, its aim is to correct mass differentiation effect and enhance the precision of measure.
目的：建立测定水产品中呋喃唑酮、呋喃它酮、呋喃西林和呋喃妥因等硝基呋喃代谢物的同位素内标稀释高效液相色谱-串联质谱法。
Objective:To develop a method for determining the metabolites of nitrofuran antibiotics in aquatic products by HPLC-MS/MS using isotope internal standard dilution technique.
仪器的质量分馏校正是提高同位素分析数据精度的关键。“同位素双稀释剂”的测定方法可实现严格的仪器质量分馏校正。
The key to increasing the accuracy of isotope measurement is the proper mass fractionation of instrumental mass discrimination calibrated by double spike.
仪器的质量分馏校正是提高同位素分析数据精度的关键。“同位素双稀释剂”的测定方法可实现严格的仪器质量分馏校正。
The key to increasing the accuracy of isotope measurement is the proper mass fractionation of instrumental mass discrimination calibrated by double spike.
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