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- The colorimetric methods involve the bleaching of a preformed color by the fluoride ion. 比色法涉及氟离子对预先形成的颜色的消色作用。
- The conditions and mechanism of removing fluoride ions from water by activated meerschaum have been investigated in this paper. 对海泡石除氟条件及机理进行了实验探讨。结果表明,海泡石经过活化改性后,具有降低水中氟离子含量的作用。
- Not only can this strong acid cause burns, but the fluoride ion can be quickly absorbed through the skin. 这种强酸不仅能够导致烧伤,而且氟化物离子可以通过皮肤迅速地被吸收。
- The colorimetric methods involve the bleaching of a preformed color by the fluoride ion . 比色法涉及氟离子对预先形成的颜色的消色作用。
- Applied fluoride ion choosing electrode method to determination of fluoride in honey obtains better result. 应用氟离子选择性电极法测定蜂蜜中氟化物,得到了良好的结果。
- In this paper the application of photothermal deflection spectroscopy to the detection of fluoride ion content in water is described. 本文应用光热偏转光谱(PDS)检测水中微量元素氟离子的含量。
- This article inquires into influence of superoxide dismutase (SOD) and malondialdehyde (MDA) in human serum from nutrition and fluoride ion of drinking water. 探讨营养状况和饮水氟离子浓度对人体血清SOD和丙二醛(MDA)水平的影响。
- It differs from other acids in that the fluoride ion readily penetrates the skin and causes destruction of deep tissue layers, including bony decalcification. 其与他种强酸不同之处在于与皮肤接触后,氟离子易穿透皮肤,造成深层组织甚至骨骼的破坏。
- Calcium fluoride content in calcium cyanamide charging is determined by a fluoride ion selective electrode method, and its conditions and applications are tested. 采用氟离子选择电极法测定氰氨化钙炉料中氟化钙的含量,进行了条件和应用试验。
- Nevertheless, the fluoride ion concentration in many surface waters is significantly increasing as a result of industrial pollution (Martin and Salvadori, 1983). 然而,在很多水体表面,氟离子的浓度由于工业污染而明显增加。
- Methods Fluoride ion(F)-selective electrode method was used to determine fluorin content of capsicum, tea, corn, rice, toothpaste, tap water and mineral water. 方法对该市不同地点抽取的市售辣椒、茶叶、玉米、大米、牙膏、自来水和矿泉水,采用氟离子选择电极法测定氟含量。
- The results demonstrated that fluoride ion could be effectively removed by electrosorption on composite electrodes,and its removal was in relation to potential,flowrate and initial concentration. 实验结果表明:以复合电极为电极材料,采用电吸附方法可以有效地去除水中的氟离子,复合电极对氟离子的去除与所施加的电压、流量以及初始浓度都有一定的关系。
- The results show that cationic surfactant CPB has an sensitization to the fluoride ion selective electrode,and can decrease the lower limit of detection of electrode,shorten the response ... 发现阳离子表面活性剂CPB对氟离子选择电极有较明显的增敏作用。使电极的检测下限降低,响应时间缩短,稳定性变好。
- Standard Test Methods for Fluoride Ion in Water 水中氟化物离子的测试方法
- fluoride ion selective electrode 氟离子选择性电极
- Keywords aluminum and its alloy;chromating;fluoride ions; 铝及铝合金;铬酸盐转化;氟离子;
- Study of the fluoride ion by selective microelectrode in saliva 选择性微电极测定唾液中氟离子的初步探讨
- Study on adsorption of fluoride ion in drinking water with activated alumina 活性氧化铝对饮用水中氟离子的吸附行为
- Keywords fluoride ion selective electrode;desensitization gel;sodium fluoride; 氟离子选择电极法;脱敏凝胶;氟化钠;
- The separation of an electrolyte into ions of opposite charge. 电解(作用)一种电解质分解为带有相反电荷的离子的过程