滴定分析

Introduce the composition of naphthenic acid and two methods about the determination of acid number .

介绍了石油酸的组成及国内测定原油酸值的两种方法，对采用不同方法测定原油酸值产生的差异进行分析，建议采用电位滴定法测定原油的酸值。

For GC, and acid-base titration, Analytical Balance, photorefractive the tests also have a certain understanding.

对于气相色谱，酸碱中和滴定，分析天平，光折度的测试等也有一定的了解。

In this experiment, we utilized organic solvent ethanol, acetone sedimentation separation method to separate and purify metal chelates. In the mean time, the chelation ratio of L-aspartic acid/aspartame zinc、autunite、coppe、ferrous complex was determined by EDTA complexometric titration and the products\' structure were analyzed and confirmed by IR spectrometry.

本试验采用有机溶剂乙醇、丙酮沉淀分离法来分离提纯金属螯合物，借助EDTA络合滴定法测定了L-天门冬氨基酸、阿斯巴甜与金属元素钙、铁、铜、锌的螯合率，利用红外光谱对产品结构进行了分析确认。

Use AgNO3 titration testing,acid and alkali titration, automatic electrical potential titration respectively to detect the dialdehyde content.

通过四种醛基检测方法的比较，AgNO3滴定法是测定醛基含量最适宜的，从分析手段来讲，也是简便易行成本较低的。

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。

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

Some new investigations are also reviewed of the use of this technique in such fields of electroanalysis as electrochemical parametric estimation, selective electrod...

着重叙述在电化学参数估计、离子选择性电极，电位滴定，平衡常数测定、重叠谱峰的分解及校正等电化学分析领域中的一些新的研究成果。

Some new investigations are also reviewed of the use of this technique in such fields of electroanalysis as electrochemical para- metric estimation,selective electrod...

着重叙述在电化学参数估计、离子选择性电极，电位滴定，平衡常数测定、重叠谱峰的分解及校正等电化学分析领域中的一些新的研究成果。

In this work,the kinetic effects were considered and a new type electrolytic cell with mercury electrode was designed.

本文介绍用电解还原Hg-EDTA所释放的EDTA滴定水溶液中铅、镉、汞离子的分析技术。

According to the papers EDTA Titration of lead in lead-zinc content of the basic principles Determination of its conditions for the in-depth and meticulous research, is a stable and reliable analytical methods and operating procedures, that will be for the mine, China Metallurgical Industry Galena laboratory testing to provide guidance and basis.

本论文根据EDTA滴定法测定铅锌矿中铅的含量的基本原理，对其测定条件进行了细致深入的研究，给出了稳定、可靠的分析方法和操作步骤，可为矿山、冶金行业化验室中铅矿的检验提供指导和依据。

What are your goals and strategies for growth?

你的成长目标和策略是什么？

And unto the angel of the church in Sardis write; These things saith he that hath the seven irits of God, and the seven star I know thy works, that thou hast a name that thou livest, and art dead.

3：1 你要写信给撒狄教会的使者，说，那有神的七灵和七星的，说，我知道你的行为，按名你是活的，其实是死的。