A small volume of fluoride solution was added into soil solution, then the fluoride electrode procedure Was used to characterize inorganic monomeric aluminum species in the solution.
向土壤溶液中加入一已知量的氟标准溶液，再用氟离子电极测定和区分溶液中无机单核铝的形态。
We tested the quantity of fluoride in tea leaves by separately using fluorinion selective electrode and the ion chromatographys.
我们分别采用离子色谱法和氟离子选择电极法对茶叶中氟化物的含量进行测定。
The fluoride concentration in the trapping solution is determined directly in the diffusion dish, after neutralization and buffering with a fluoride-sensitive electrode.
采用氟化物敏感电极，经中和和缓冲，在扩散盘中可直接测得捕集溶液中的氟化物浓度。
Methods Fluoride ion (f) -selective electrode method was used to determine fluorin content of capsicum, tea, corn, rice, toothpaste, tap water and mineral water.
方法对该市不同地点抽取的市售辣椒、茶叶、玉米、大米、牙膏、自来水和矿泉水，采用氟离子选择电极法测定氟含量。
METHOD: Fluoride ion selective electrode assay was adopted.
方法：采用氟离子选择电极法进行测定。
The uncertain degree of evaluating fluoride in air environment with electrode is a complicated task in environmental monitoring analysis.
评估用电极法测定环境空气中氟化物的不确定度在环境监测分析中是一个复杂和繁琐的事。
Methods:First, we tested the quantity of fluoride in tea leaves by separately using fluorinion selective electrode and the ion chromatography and then compared the results.
方法：分别采用离子色谱法和氟离子选择电极法对茶叶中氟化物的含量进行测定，并将结果进行比较。
This paper describes a new method for quick measurement of the content of fluoride in human hair with oxygen-flask combustion and ion-selective electrode.
介绍一种用氧瓶燃烧-离子选择电极快速测定人发中氟含量的新方法。
It is also confirmed that the concentration of fluoride ions produced from the hydrolysis of BF_4 ~ - can be determined by fluoride ion selective electrode.
另外也证实了用氟离子选择电极对BF_4 ~-根离子水解所产生的F -离子浓度进行分析是可行的。
Methods The fluoride contents were tested by fluoride selective ion electrode, dental fluorosis prevalence rate of children was examined according to clinical diagnosis standard.
方法：水氟含量采用氟离子选择电极法进行检测，儿童氟斑牙采用三型九度法。
The Study built the fluoride ion selective electrode method and the results indicated that it was simple, accurate, reliable and repeatable.
建立了氟化钠缓释片的氟离子选择电极测定法，并考察了方法的回收率、精密度。试验结果表明，方法简便、准确可靠、重现性较好。
Objective to evaluate the reliability of a method of measuring the total fluoride in fluoride-containing toothpastes with acid diffusion and fluoride selective electrode.
目的探讨冷酸解离-氟离子电极法测定含氟牙膏中总氟含量的可行性和可靠性。
Calcium fluoride content in calcium cyanamide charging is determined by a fluoride ion selective electrode method, and its conditions and applications are tested.
采用氟离子选择电极法测定氰氨化钙炉料中氟化钙的含量，进行了条件和应用试验。
Conclusion the amount of total fluoride in the calcium containing toothpaste can be detected simply and accurately measured by acid diffusion and fluoride selective electrode.
结论采用冷酸解离-氟离子电极法测定单氟磷酸钠与钙类摩擦剂配伍的含氟牙膏中的总氟含量，具有准确可靠、简便易行的优点。
Method Fluoride ion selective electrode method was used.
方法采用氟离子选择电极法。
Selenium in grains was determined by DAN fluorescence spectrophotometer, while fluorine was determined by fluoride ion selective electrode method.
硒的测定用DAN荧光分光光度法，氟的测定用氟离子选择电极法。
Methods According to "The National Technical Scheme for Endemic Disease Control", the content of fluoride in drinking water was assassed by F-ion selective electrode.
方法按照国家《地方病防治项目技术方案》进行，水氟测定用氟离子选择性电极法。
Method To use fluoride ion - selective electrode method.
方法氟离子选择电极法。
Aim: To establish a method of detecting the trace fluorin in vegetable with the open type ashing-acid dissolving-fluoride selective electrode.
目的：建立开放式灰化·酸溶·氟电极测定蔬菜中微量氟的方法。
The method for the determination of effective and total fluoride contents in toothpaste containing monofluoroposphate (MFP) by a ion-selective electrode is investigated.
本文研究了离子选择性电极法测定单氟磷酸钠型牙膏中的有效氟和总氟含量的方法。
Fluoride content in urine and drinking water with fluoride ion selective electrode.
儿童尿氟含量，饮用水氟含量均采用氟离子选择电极法测定。
Method: Fluoride level in drinking water was examined with F-ion selective electrode method.
方法：用氟离子选择电极法检测水氟含量。
Method: Fluoride level in drinking water was examined with F-ion selective electrode method.
方法：用氟离子选择电极法检测水氟含量。
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