Methods Back potentiometric titration was employed to determine the contents of free total organic acids in Pinellia ternata and its processed products. 方法采用电位返滴定法,以琥珀酸为对照品,测定生品及炮制品中总游离有机酸的含量。
Discussion on Determination of Alumina Content in Ores by EDTA Replacement Titration and Back Titration EDTA置换滴定法和返滴定法测定矿石中铝含量
Improvement in the experiment of "detection of aluminum in unknown samples by back titration method" 返滴定法测定未知物中铝含量的实验改进
The method to draw logarithmic diagrams and its application to the complexometric back titration analysis have been discussed in this paper. 本文讨论了对数图的制作方法及其在络合返滴定分析中的应用。
Determination of Magnesium Oxide from Food Grade Magnesium Phosphate by Back Titration 食品级磷酸镁中氧化镁含量的返滴定分析法
In this paper, the curvilinear equation of the complexometric back titration has been derived, the complexometric back titration curve has been drawn and the pN break has been calculated. 以条材类零件受到集中力作用产生的弯曲中心线为研究对象,通过拟合、插值等方法,分析得出一种方便、快捷描述弯曲中心线的曲线方程。
The Application of logarithmic Diagrams in the Complexometric Back Titration 对数图解法在络合返滴定中的应用
It includes direct titration, back titration, selective titration, replaceable titration, indirect titration, redox titration and others. 直接滴定法和返滴定法、选择性滴定法、置换滴定法、间接滴定法和氧化还原滴定法,其它滴定法。
Feeding back current reciprocal oscillographic chronopotentiometric titration 电流反馈倒数示波计时电位滴定法
Determination of zirconium in zirconia corundum by means of back titration with zirconium oxychloride standard solution 锆液返滴定法测定锆刚玉中锆
Fundamental of this method was introduced, the selection of metal ions for back titration and measuring pH value was discussed. 阐述了该方法的原理,探讨了返滴定金属离子及滴定pH值的选择。
The manipulation of methylene blue two-phase back titration process for determining the content of anionic surface active agent existing in javelle water was introduced, as well as its determination result. 叙述了采用亚甲基蓝&两相返滴定法测定次氯酸钠消毒液中阴离子表面活性剂的具体操作和结果。
The activity of catalase in hemolysates of erythrocytes and myocardial homogenate in rats was measured by back titration method with permanganate, using perborate as the substrate. 本文采用过硼酸钠作底物的高锰酸钾反滴定法测定了红细胞溶血制品及心肌匀浆中的过氧化氢酶活力。
Back Titration, A Quick Method to Determine Nitrogen Content in Ammonium Chloride 氯化铵氮含量的快速测定法&返滴定法
Determination of Phenol by Acid-Base Back Titration Potentiometry and Nonlinear Regression 苯酚的非线性回归酸碱电位返滴定
Determination of anionic surface active agent in javelle water by two-phase back titration 两相返滴定法测定次氯酸钠消毒液中阴离子表面活性剂含量
Sensitivity Index of Complexometric Back Titration 络合返滴定的敏锐指数
Complexometric Back Titration of Metal Ions Producing Inert MY Complexes 生成惰性络合物的络合返滴定
Titrimetric analysis of phytate by back titration with nitric thorium is remedied by standard sodium phytate. According to the experiment result, it is deduced that the ratio of thorium ions and phytate in the complex formed is 3 ∶ 1.Therefore the calculation formula is corrected properly. 采用标准植酸钠对硝酸钍返滴定法测定植酸含量的方法进行了验证,实验结果表明,钍离子与植酸根的络合比为3∶1,从而对计算公式作出了校正。
Fast determination of total ester in distilled spirit by microwave saponification back titration 微波皂化返滴定法快速测定白酒中的总酯
Back Titration Method in the Determination of Aldehyde Content of Edible Alcohol 食用酒精含醛量测定的反滴定法
A new method was established to determine the total ester in distilled spirit based on adding alkali microwave saponification back titration. 研究了在密封条件下微波皂化返滴定法测定白酒中总酯的各种影响因素,建立了快速测定白酒中总酯的新方法。