查询词典 titrate

With the acid and alkali titrate method,we got the mean molecular weight and discussed the monomer density,the initiator amount used, chain transfer agent factor as well as reaction temperature to molecular weight influence tendency and d.

聚丙烯酸钠在很多领域的广泛应用，我们采用水溶液聚合法中的中和法合成低分子量聚丙烯酸钠，用酸碱滴定的方法测得聚丙烯酸的平均分子量，并探讨了单体浓度、引发剂用量、链转移剂用量以及反应温度等因素对聚丙烯酸钠分子量的影响趋势和程度。

The effects of the method repeatability, sample mass, standard titrate solution and enviroment temperature on the uncertainty of PTA acid value determined with titrimetry were assessed and discussed.

摘要对滴定法测定精对苯二甲酸酸值的过程中的方法重复性、样品质量、标准滴定溶液、环境温度等方面对不确定度影响进行了评定讨论。

In medium of mixed sulphuric acid and phosphoric acid, with N-phenylated anthranilic acid as a tracer agent, the standard solution of ammonium ferrous sulphate is used to titrate chromium.

试样以硝酸、氢氟酸溶解，加高氯酸冒烟驱除硅和氟，并将铬氧化为六价，在硫磷混合酸介质中，以N-苯代邻氨基苯甲酸为指示剂，用硫酸亚铁铵标准溶液滴定铬。

The author is in half minim of GB/T5009.44-2003 undertakes reforming on azotic law foundation surely, use triumphant family name to decide azotic appearance to undertake distillation titrate, undertook reclaiming at the same time of rate, precision determine and determine with GB law the contrast of the result.

笔者在GB/T5009.44-2003半微量定氮法基础上进行改良，利用凯氏定氮仪进行蒸馏滴定，并同时进行了回收率、精密度的测定以及和国标法测定结果的对比。

This kind of material is had volatile, after the evaporate in alkalescent solution goes out, with titrate of standard acerbity solution, computation its content. Triumphant family name decides 1.2 main instruments and reagent azotic appearance: KJeltecTM2300,; of Swiss FOSS company magnesian, boric acid, hydrochloric acid: The? that treat Ju is magnesian mix hang fluid: 1%.

此类物质具有挥发性，在碱性溶液中蒸出后，用标准酸溶液滴定，计算其含量。1.2主要仪器和试剂凯氏定氮仪：kjeltecTM2300型，瑞士FOSS公司；氧化镁、硼酸、盐酸：分析纯；氧化镁混悬液：1%。

The either titrate in titration process is nodded, the affiliation of the chroma of the Ag+ in solution and titration agent bulk can determine by the potential of two electrode the value is obtained at the same time, thereby applicable is multivariate and corrective the content that the law gets ion of the avery kind of in mixing haloid ion by corresponding titration curve.

在滴定过程中的任一滴定点，溶液中Ag+的浓度和滴定剂的加入体积可由两个电极的电位测定值同时获得，从而可应用多元校正法由相应的滴定曲线求得混合卤素离子中每一种离子的含量。

An indirected ELISA was established with the purified recombinant protein, after the square matrix titrate determination best density is 2.43μg/mL, the blood serum best dilution ratio is 1:40,Compares with ten reagents boxes, proved we establish the ELISA method has the high specificity and the sensitivity.

以纯化的重组蛋白建立了初步的间接ELISA方法，经方阵滴定确定最佳包被浓度为2.43μg/mL，血清最佳的稀释比为1：40，与万泰试剂盒相比较，证明我们建立的ELISA方法有较高的特异性和敏感性。

Titrate the liberated iodine with 0.1 M sodium thiosulphate, using 0.5 ml of starch solution R, added towards the end of the titration, as indicator.

用0.1 M的硫代硫酸钠滴定游离碘，加入0.5ml淀粉溶液作指示剂，滴定至终点。

Titrate the liberated iodine with 0.1 M sodium thiosulphate, using 0.5 ml of starch solution R, added towards the end of the titration, as indicator.

用0.1 M的硫代硫酸钠滴定游离碘，加入0.5ml淀粉溶液作指示剂，滴加至终点。

The absorbent used is a normalized acid solution and the back-titrate is standard alkalescent solution.

因此对废气冷凝吸收液选用先以定量标准酸吸收，再用标准碱回滴的分析方法。

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。