示波滴定是判断滴定终点的一种新方法。
Oscillographic titration is a new method for end point indication.
本文导出了一个新的氧化还原滴定终点误差公式。
This paper derives a new formular of oxidation-reduction titrating end-error.
此方法容易操作,滴定终点清晰,准确可靠,重复性好。
This method provides easy operation and clear titration endpoint, and is accurate, reliable and with good repeatability.
再滴加一滴挑战,置信度就会以自由落体之势坠入滴定终点。
One more drop of challenge, our confidence level is going to free-fall to the end-point...
瞬时滴定控制器可准确地控制滴定终点,使分析结果准确可靠。
The end point of titration is controlled by instantaneous titration controller and titre is measured by Mariotte constant current titrator and timer.
结果:指示电极电势突变时,为滴定终点(选用e V曲线法)。
Results: Determine the end-point of titration by sudden potential change of the indicatory electrode (use E-V curve method).
主要测定项目:主要安全滴定终点来区分等级和副作用的严重程度。
Main Outcome Measures: Primary safety end points were the rates and severity of solicited and unsolicited adverse events.
当滴定终点到来时,所有的未知溶液全都完成了化学反应,溶液的颜色就会发生变化。
When the tipping point comes, and all of the unknown reagent has reacted, the solution changes colour.
用卡尔·费休容量滴定法测定水分,滴定终点的捕捉正确与否决定着分析的精确度。
For moisture meters based on Karl Fisher capacitance titrimetry, the accuracy of measurement is dependent on capturing correct end point.
前言:文章对高锰酸盐指数加热时间、滴定温度、速度、滴定终点的控制进行了探讨。
This article discusses the acidic potassium permanganate method of permanganate index from the following aspects: heating time, titrate temperature and titrate speed, end point of titration.
用碘量法测定了污水中的硫化物,实验探讨了加药次序、空白滤纸、滴定终点的判断问题。
The Iodine amount method was used to determine sulfide in wastewater. Several details in experiment were discussed.
从配位滴定终点误差公式出发,运用一种图解方法,能准确、快速地确定配位滴定的滴定条件。
In perspective of the error formula in the allotted titration, a graphic method is applied into the speedy and accurate determination of the conditions for titration.
在考虑了沉淀指示剂的影响下,推导出了以林邦误差公式形式表示的沉淀滴定终点误差的计算公式。
The endpoint error formula which takes the form of Ringbom's error formula and involves the effect of the precipitation indicator in the precipitation titration has been derived.
根据滴定终点与化学计量点不一致而导致终点误差这一原理,推导出氧化还原滴定的终点误差公式。
The formula of final error in the oxidant reduction titration is deduced according to the principle that the inconsistency of titrating final and chemical calculating point leads to the final error.
介绍了快速提升小波变换的原理和实现步骤,提出了一种基于提升算法的快速小波变换确定电位滴定终点新方法。
An introduction of a novel wavelet transformation method based on fast lifting algorithm and steps of accomplishment is described in some more detail.
稻谷脂肪酸自动滴定仪使用光学传感器以滴定过程的颜色变化为控制依据确定滴定终点,结果准确稳定,一致性好。
Rice fatty acid automatic titrator determines the titration end-point based on the color change in the titration process, and can get stable and accurate results.
基本的免疫原性滴定终点可以4倍或者更大的对在3种疫苗品系接种之前和接种后28天增加血清血凝素抑制剂抗体。
Primary immunogenicity end points were the rates of 4-fold or greater increases in serum hemagglutinin inhibition antibody to each of the 3 vaccine strains before and 28 days after inoculation.
根据氧化还原滴定的特殊规律,运用化学反应的计量关系和能斯特公式,给出了氧化还原滴定终点误差的简单计算公式。
In the paper, according to the specific law of redox titration, using stoichiometric relation and Nernst formula in the chemical reactions.
在滴定样品时,终点的确定要在10度或者更高的情况下。
In titrating the specimen, determine the endpoint at a temperature of 10 or higher.
结果表明流动电位曲线敏锐地指示了低电荷密度的阳离子淀粉胶体滴定的终点。
The results showed that the curve of streaming potential indicated sharply the end point of titration for cationic starch.
导出了一个内含最大敏锐指数的终点误差公式,由此获得了一个计算沉淀滴定突跃范围的公式。
Special attention has been paid to relationship between the end point error and maximum sharpness index for precipitation titration.
若终点与当量点接近,滴定是准确的。
If the end point is close to the equivalence point, the titration is accurate.
结果表明,采用滴定曲线或微分曲线确定终点,测定结果的重复性和准确度均有较大提高。
The results shows that the repeatability and accuracy are both better than before by using the titration curve or differential curve to determine the destinations.
选用高氯酸— 冰醋酸标准液滴定,以电位法或结晶紫指示剂指示终点。
The potentiometric method or the crystal violet indicator was used to indicate the end-point.
在生产中利用电位滴定法测定干红葡萄酒中SO_2的含量,避免了直接碘量法终点识别的困难。
During the production, determination of SO_2 (sulphur dioxide) in dry red wine using potentiometric titration avoids the end-point recognition difficulty compared with using iodometry method.
结论:自动电位仪在线滴定法配有直观的屏幕、实时显示滴定曲线; 能够自动控制滴定过程、判断终点、处理数据;
Conclusion:On-line titroprocessor with screen can directly show titration curve, automatically control titration process, judge titration end point and treat data;
应用粒子电荷测定仪(PCD)的流动电位变化判定阳离子淀粉胶体滴定的终点。
A particle charge detector (PCD) was applied to determine the end point of colloidal titration for cationic starch having small charge density.
应用粒子电荷测定仪(PCD)的流动电位变化判定阳离子淀粉胶体滴定的终点。
A particle charge detector (PCD) was applied to determine the end point of colloidal titration for cationic starch having small charge density.
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