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 formaldehyde contents in tofu filtrate, liquid separated from beancurd and the distillate of beancurd were measured by acid-base titration.
酸碱滴定法测定碳酸氢钠的含量。
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 basic theory of acid-alkali titration is dissertated in this article, which established the theory base for the researching of this apparatus.
酸值和羟值是目的产品的两个特征值,实验采用酸碱滴定法来确定两个特值。
Acid value and hydroxyl value are two pieces of characteristic value of the purpose products and the experiment adopts the titrimetric law of acid and alkali to confirm them.
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。
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.
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。
OBJECTIVE To develop HPLC and nonaqueous acid-base titration for the determination of nifekalant hydrochloride and its related substances for quality control.
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。
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.
本法测定结果与酸碱滴定法的结果符合。
The results agreed weel with those obtained by volumetric analysis.
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 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 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.
应用推荐