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在ｐＨ６．００缓冲溶液中，五氟利多在－１．１５和－１．２８ｖ处产生两个极谱波，利用－１．１５Ｖ波可测定１．０×１Ｏ￣（－７）ｍｏｌ／Ｌ的五氟利多
In pH6.00 buffer solution, pentafluoride produced two polarographic waves at -1.15 and -1.28v, and the potential of 1.0 × 10 ~ (-7) mol / L Pentafluoride