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将百里香酚蓝固定在Nafion膜上，以此为敏感膜研制的光导纤维酸度传感器，具有响应迅速可逆、稳定性好、选择性高的优点，适用于pH3．7～0范围酸度的传感监测及0．001-mol／L以上HF浓度的快速测定．
Thymol blue fixed on the Nafion membrane, as a sensitive film developed optical fiber acidity sensor, with fast response reversible, good stability, high selectivity, suitable for pH3.7 ~ 0 range of acid sensing monitoring And rapid determination of HF concentrations above 0.001-mol / L.