查询词典 titration

The standard TBN measurement using venomous chemic reagent and the end-point of titration couldn't be determined.

这里介绍了一种新的测定技术——循环伏安法。

Methods The compound sulfur facial milk cleanser was made of sulfur, clindamycin hydrochloride, cocoanut oil diethan olamide and triethanolamine etc. Quantitative assay was conducted by titration analysis.

以硫磺、盐酸克林霉素为主药，椰子油单乙醇酰胺、三乙醇胺等药物制成复方硫磺洗面奶；采用化学滴定分析方法测定硫磺的含量。

There is a slight difference between the change in indicator color and the actual equivalence point of the titration.

指示剂颜色的改变与真实等当点之间存在着微小差异。

The standard curve of correlation between membrane surface and fluorescence intensity of FPE was obtained by acid titration. The membrane surface pH was measured according to this curve.

在不影响膜结构的条件下，利用微量TritonX－100消除膜表面与介质之间的质子浓度差，通过酸滴定实验，能够得到膜表面pH与FPE荧光强度之间的相关曲线。

In the titration experiment of NMR and IR spectroscopy, we can understand how sensors binding with metal ions: the two carbonyl group and crown ether group cooperated in binding with metal ions. Furthermore, by altering the "oxygen" atoms of crown ether to "sulfur", we can change the binding affinity to the soft metal: cupper. It shows 60-fold enhancement of fluorescence.

在化合物2中，我们引进了硫原子在冠状醚中，则应对电子密度较低之金属有较好的结合能力，实验结果显示了此分子对铜离子有相当好的选择性和结合能力，萤光增加可达60倍；同时由红外光吸收光谱和核磁共振光谱滴定实验可确知，香豆素衍生物上的两个羰基对金属离子的选择性及结合上扮演相当重要的角色。

In this paper,by the University has been the chemical knowledge of the potassium dichromate has no mercury titration experiment, given the conditions and the determination of reliable analytical methods.

本文应用大学已获得的化学知识，对已有的重铬酸钾无汞滴定法进行实验研究，给出了测定条件和可靠的分析方法。

This article presenrs a method for determining dilantin and its conrent in tablets by means of Gran graphics based on potentiometer titration.

本文研究了以电位滴定为测定手段，用Gran 图解法测定苯妥英钠及其片剂中含量的方法。

Through experiments showed that the use of boron in acid-base titration method, the end discoloration sensitive and accurate.

通过实验表明，用酸碱滴定测定硼含量的方法，终点变色灵敏、结果准确。

Weakly acidic and basic drug analysis ; fixed pH titration ; distribution coefficient ; acid dissociation constant of drugs

弱酸弱碱性药物分析；固定pH滴定；分布系数；药物酸离解常数

The determination of acidic dissociation constant s by electric potential titration involves complicated calculation.

酸解离常数是各种弱酸重要的物理常数，用电位法测定酸解离常数通常需要涉及到繁琐的数学计算，将Bjerrum生成函数变形，通过建立线性方程组的方法是计算多元酸解离常数的常用方法。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。