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- The multiple standard addition method has been used in determinatiom of iodine ion in ISE linear response range. 本文在离子选择电极的线性响应范围内使用多次标准加入法,分别测定水样品中的碘离子。
- Recovery tests of standard addition in Chinese gallnut samples showed an average recovery of 100 .6%. 在中药五倍子浸提液中用标准加入法进行回收实验，其平均回收率为100.;6%25。
- With HCI-triethanolamine as the TISAB, at PH=9,5 the potassium is determined by single standard addition method. 以盐酸三乙醇胺为总离子强度调节剂;在pH=9.;5时;用一次标准加入法测定钾。
- The mean recoveries of two samples standard addition test were respectively 97.41% and 101.66%(n=4). 加标回收实验测定平均回收率分别为97.;41%25和101
- ICP-AES method for the determination of trace Hf in nuclear-pure spongy Zr with standard addition calibration was experimentally studied. 应用标准加入-电感耦合等离子体原子发射光谱法(ICP-AES)对核纯海绵锆中微量铪进行测定。
- A flow injection standard addition method applied to ICP--AES is described for the analysis of mixed rare earth samples. 本文研究了流动注射-等离子体-原子发射光谱法中的标准加入法,以及在混合稀土分析中的应用。
- The relative standard deviation (RSD) of precision test was 1.2% (n=5) and the recovery of standard addition is 97.5%-102.5% . 本法的相对标准偏差RSD为1.;2%25(n=5);回收率为97
- In this paper, the dual-wavelength standard addition method has ben applied to simultaneous determination of chromium and vanadium with 5-BrPADAP. 应用双波长标准加入法，以5－Br－PADAP为显色剂，同时测定了铬和钒。
- Methods: The samples were injected into HP-INNOWAX capillary column by headspace sampler and analyzed with FID detector using standard addition method. 方法：采用顶空毛细管气相色谱法，以标准溶液加入法测定三七提取物中有机溶剂残留量。
- To prepare the standard solution and determinate Cu, Cd and Pb in RCG by standard addition method in flame atomic absorption spectrophotometer. 制备标准加入液，在火焰原子化器上用标准加入法测定魟鱼软骨多糖中铜、镉、铅的含量。
- If one usesthe method of extrapolation standard addition to extrapolate the stan-dard curve to the abscissa, the contentration of Ag~+ in the testingsolution may be read directly. 用标准加入外推法外延工作曲线至横轴,便能直接读出被测液中Ag~+浓度。
- When both analytical and interferent components are in the sample, the isoabsorptivepoint standard addition method is proposed to obtain accu rate analytical result. 在分析物和干扰物共存时，为了获得准确的分析结果，提出了等吸收点标准加入法。
- Using acetylcholinesterase biosensor technology, taking apples and cucumbers as examples, the organophosphorus pesticide residues were determined with standard addition method. 利用乙酰胆碱酯酶生物传感器技术,以苹果、黄瓜为样品,采用标准加入法进行分析,测定蔬菜水果中有机磷农药残留。
- Determining trace impurity element of the standard europium oxide by the standard addition method.So the errors owing to neglecting the impurity in the standard are eliminated. 用标准加入法测出氧化铕基准中的微量杂质元素，消除了由于忽略基准中的杂质元素的含量给分析测定带来的误差。
- In the analysis of grey ssytem, generalized H point standard addition method can be used to reduce the interference of unknown substances and to determine the analyte. 通用H点标准加入法可消除未知干扰影响,测定灰色体系中待测组分含量,给出唯一解。
- A novel substitutive differential potentiometric stripping analysis(DPSA) for the determination of Pb via bismuth-film electrode by standard addition method was proposed. 研究了镀铋膜电极替代镀汞膜电极的微分电位溶出分析法(DPSA)测定铅的方法,考察了同位镀铋膜测定铅的条件。
- To eliminate the matrix interference and interferences of some co-existing elements,standard addition method was used in the determination of Lead and cadmium. 铅和镉含量甚微,受基体及共存元素干扰严重,用标准加入法消除干扰。
- A method called "K-Ratio H-Point Standard Addition Method" was proposed for the simultaneous determination of nitrate and nitrite, based on their ultraviolet absorption spectrum in a neutral medium. 摘要研究了在近中性介质中，硝酸根与亚硝酸根的紫外吸收光谱，提出了引用“K比例H点标准加入法”同时测定了硝酸根、亚硝酸根含量的方法。
- The manganese,lead and copper in distilled spirit were determined by inductively coupled plasma mass spectrometry (ICP MS) with standard additions. 在ICP-MS基础上用标准加入法对白酒中的锰、铅、铜进行了定量测定。
- A near infrared spectrometry used for determining water content of tris-[1-(2-methyl)aziridinyl]phosphine oxide(MAPO) was investigated by means of standard addition method and multiple stoichiometry. 应用标准加入法及多种化学计量学方法研究了三-1-(2-甲基氮丙啶)氧化膦(MAPO)中水分含量的近红外光谱测定方法。
