Method Fluoride ion selective electrode method was used.

方法采用氟离子选择电极法。

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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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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。

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