• 制作过程中加入吊白块,酸碱滴定分别测定豆腐滤液、离浆液蒸馏甲醛含量

    The formaldehyde contents in tofu filtrate, liquid separated from beancurd and the distillate of beancurd were measured by acid-base titration.

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  • 酸碱滴定法测定碳酸氢钠的含量。

    The acid-base titration for sodium bicarbonate was used.

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  • 课题论述酸碱滴定基本原理仪器的研究奠定理论基础

    The basic theory of acid-alkali titration is dissertated in this article, which established the theory base for the researching of this apparatus.

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  • 目的产品特征值,实验采用酸碱滴定确定两个特值。

    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.

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  • 介绍一种燃烧技术酸碱滴定法测定腐植酸硼肥中

    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.

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  • 目的分别用HPLC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原料的质量控制提供有效的分析方

    OBJECTIVE To develop HPLC and nonaqueous acid-base titration for the determination of nifekalant hydrochloride and its related substances for quality control.

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  • 建立了一种酸碱滴定有效生物定量测定并比较测定了花椒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.

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  • 测定结果酸碱滴定法的结果符合。

    The results agreed weel with those obtained by volumetric analysis.

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  • 研究测定碳化液中石油助长剂活性组份含量的——酸碱滴定法测定条件干扰因素; 确定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.

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  • 研究测定碳化液中石油助长剂活性组份含量的——酸碱滴定法测定条件干扰因素; 确定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.

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