| 摘要 |
PURPOSE: A method for measuring fluorine content contained in soil using aqua regia is provided to improve accuracy measurement and to save time and labor. CONSTITUTION: A method for measuring fluorine content in soil comprises: a step of collecting soil and sieving to prepare a soil sample; a step of dipping the soil sample in aqua regia and refluxing to decomposing organic in the soil; a step of filtering and diluting the soil sample to prepare test liquid; and a step of distilling and analyzing the test liquid.
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