...氟离子选择电极法；标准曲线法；商榷 [gap=1226]Key words】Method of data treatment；Chinese national standard of toothpaste；Fluoride ion-selective electrode method；Calibration curve method； Deliberation ..
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METHOD: Fluoride ion selective electrode assay was adopted.
方法：采用氟离子选择电极法进行测定。
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。
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。
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