The acid-base titration for sodium bicarbonate was used.
酸碱滴定法测定碳酸氢钠的含量。
Method: acid base titration and colorimetric method of acid dye were used.
方法：采用容量法和酸性染料比色法。
A new procedure of potentiometric acid-base titration and curve fitting is described for determining very weak acids and bases.
提出测定极弱酸极弱碱的电位酸碱滴定拟合方法。
The derivation of acid base titration error formula is a difficult point as well as an important point in teaching analytical chemistry.
酸碱滴定误差公式的推导是分析化学教学的一个难点，也是一个重点。
The formaldehyde contents in tofu filtrate, liquid separated from beancurd and the distillate of beancurd were measured by acid-base titration.
制作过程中加入吊白块，用酸碱滴定法分别测定水豆腐压滤液、离浆液和蒸馏液中甲醛含量。
The content determined by acid-base titration was higher than those by UV spectrum and sodium nitrite, but they didn't have statistical significance(P0.05).
结果酸碱直接滴定法测得的结果比亚硝酸钠法、紫外分光光度法测得的结果偏高，但无统计学差异（P〉0.05）。
OBJECTIVE To develop HPLC and nonaqueous acid-base titration for the determination of nifekalant hydrochloride and its related substances for quality control.
目的分别用HPLC和非水酸碱滴定法建立起盐酸尼非卡兰有关物质检查及含量测定的方法，为原料的质量控制提供有效的分析方法。
The first work of this paper is measuring physical properties of chitosan. Degree of deacetylation(DD)of chitosan determined by acid base titration is about 83%.
实验首先对原料壳聚糖的物理性质进行测定：采用酸碱指示剂滴定法测定壳聚糖的脱乙酰度约为83%，应用粘度法测定其粘均分子量为十万左右。
Set up a curvilineal equation of acid-base titration, and every pHysics meanings in the equation and factors of the effect its titrate suddenly jump range were discussed.
建立了酸碱滴定的滴定曲线方程，并讨论了方程中各项的物理意义及影响滴定突跃范围的因素。
A method was established to detect the alkaloids from Zanthoxylum. Comparison of the con - cent of two different variety Zanthoxylum alkaloids was studied by acid - base titration.
建立了一种酸碱滴定法有效的生物碱定量测定方法，并比较测定了花椒的两个品种花椒和青花椒中生物碱的含量。
This paper Introduces a method for determining Boron in humic acid fertilizer by the pretreatment technique of oxygen bomb combustion and the analytic method of acid-base titration.
介绍了一种用氧弹燃烧灰化技术和酸碱滴定法测定腐植酸硼肥中硼的方法。
Objective: to compare the two methods of content determination for total alkaloids in Tonkin Sophora root. Method: acid base titration and colorimetric method of acid dye were used.
前言：目的：比较山豆根总碱两种含量测定方法，为山豆根提取工艺优选提供参考。
The conditions and interfering factors of the acid base titration method which has been used to determine the active components of the petrol growth substance in the carbonating solution were studied.
研究了测定碳化液中石油助长剂活性组份含量的方法——酸碱滴定法的测定条件和干扰因素； 确定了石油助长剂活性组份为一元弱酸盐，测得了对应的一元弱酸的离解常数和用强碱滴定时的等当点。
The acid base equilibrium of self assembly monolayer(SAM) of mercaptopropionic acid on gold electrode was studied by capacitance titration.
利用本实验室自制的电容实时测量装置对巯基丙酸自组装膜的表面酸度进行电容滴定研究。
The influencing factors for the jumping range of weak acid(base) titration were discussed by the formulas.
并根据公式对弱酸（碱）滴定突跃范围的影响因素进行探讨。
In this paper, the physical meaning of zero point of charge measured by acid -base potentiometric titration (PT) is discussed and it is considered to be zero point of net charge (ZPNC).
探讨了电位滴定(PT)法测定的零电荷点的物理意义，认为是零净电荷点(zpnc)。
In this paper, the titration curve of potassium naphthenate is acquired by using strong acid for titrating mixed base.
在本论文的实验中，利用强酸滴定混合碱法获得了环烷酸钾的滴定曲线，并据此确定环烷酸是一元弱酸；
This article deduces the titration conditions of acid-base and coordination by the Ringbom formula.
通过林邦公式推导酸碱滴定和配位滴定的滴定条件。
The basic theory of acid-alkali titration is dissertated in this article, which established the theory base for the researching of this apparatus.
课题论述了酸碱滴定法的基本原理，为本仪器的研究奠定了理论基础。
The application of acid-base potentiometric double-point titration to drug analysis is discussed.
探讨酸碱电位双点滴定法在药物分析中的应用。
In this paper, the physical meaning of zero point of charge measured by acid-base potentiometric titration is discussed and it is considered to be zero point of net charge.
探讨了电位滴定法测定的零电荷点的物理意义，认为是零净电荷点。
ASTM D2896-03 Standard Test Method for Base Number of Petroleum Products by Potentiometric Perchloric Acid Titration.
电位高氯酸滴定法对石油产品碱值的试验方法。
ASTM D2896-03 Standard Test Method for Base Number of Petroleum Products by Potentiometric Perchloric Acid Titration.
电位高氯酸滴定法对石油产品碱值的试验方法。
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