METHOD: Fluoride ion selective electrode assay was adopted.
方法：采用氟离子选择电极法进行测定。
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。
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。
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。
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。
Method Fluoride ion selective electrode method was used.
方法采用氟离子选择电极法。
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。
Method To use fluoride ion - selective electrode method.
方法氟离子选择电极法。
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。
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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