This article makes an inquiry into the testing method on the total fluorine in the toothpaste containing NaF with using fluoride selective electrode and using EDTA/ THAM solution as ion masking agent and pH conditioning agent of ion.

  • 探讨了以EDTA/THAM溶液作为金属离子掩蔽剂和OH-离子的pH调节剂,用氟离子选择电极测定NaF药物牙膏中总氟含量的测定方法。进行了不同条件、不同仪器、不同方法的对比试验;

  • 互联网摘选 2025-01-20 11:37:26

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