• 即使是元素状态气体通常作为硝酸根离子土壤中被吸收

    Even nitrogen, which is a gas in its elemental state, is normally absorbed from the soil as nitrate ions.

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  • 亚甲乙醇影响硝酸分解速率

    The rate of decomposition was not affected by methylene blue and ethanol.

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  • 碘酸钾与甲基反应硝酸催化

    The reaction of potassium periodate and orange red can be catalyzed by nitrous ions.

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  • 绿色蔬菜加工后,随时间不同硝酸根含量不同。

    The nitrite content of green vegetables processed is different with the different time.

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  • 方案表明硝酸根离子不是硝酸还原生成

    Both schemes indicate that the nitrite ion is not produced by the reduction of the nitrate ion.

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  • 发明提供迷迭香在制备硝酸根抑制剂中的应用

    The invention provides an application of rosmarinic acid as a peroxynitrite inhibitor.

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  • 研究了柠檬酸草酸铁对过硝酸硝化酪氨酸反应影响

    The effects of ferric citrate and ferric oxalate on the nitration of tyrosine by peroxynitrite have been studied.

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  • 用失重法电位极化曲线方法研究硝酸离子工业纯铝1

    Nitrate ion has been examined as a corrosion inhibitor for aluminium in 1.

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  • 展望了催化光度法测定痕量硝酸根应用前景引用文献74篇。

    The future trends of its development, especially the use of surfactants in the catalytic reaction to raise reaction sensitivity was also discussed (74 ref. cited).

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  • 作物液泡硝酸根离子再调动和再利用与作物氮素高效利用关系密切

    Remobilization of nitrate in leaf vacuoles of crops is closely related to nitrogen use efficiency of crop.

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  • 硝酸具有细胞毒性能够修饰DNA碱基造成DNA单链断裂

    Peroxynitrite, which is cytotoxic, can modify DNA bases and make DNA single strand break.

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  • 结果表明,在冲洗条件硝酸释放质量浓度一阶指数方程降低

    The results show that the releases of ammonium and nitrate nitrogen lower in exponential model, under the conditions of water washing;

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  • 本文研究了吸附溶出伏安测定环境水样中的硝酸大气中的二氧化氮

    A new sensitive method for the determination of nitrite in the environmental water and nitrogen dioxide in the ambient air by adsorptive stripping voltammetry was ostablished.

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  • 硝酸DNA损伤主要两种形式:dna碱基修饰dna单链断裂

    Two forms of DNA damage caused by peroxynitrite are DNA base modification and DNA single strand breakage.

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  • 基于酸性介质溴酸氧化茜紊绿反应提出测定痕量硝酸根新的催化光度

    A new catalytic spectrophotometric method is suggested for determining trace NO2 - by the reaction of alizarin green oxidation in an acid medium with potassium bromate.

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  • 应用该法直接测定煤矿塌陷湖水鱼塘电厂废水地下水中的硝酸根获得满意结果

    The method was applied to direct determination of nitrite in collapse lake water, fishpond water, power plant waste water and well water with satisfactory results.

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  • 结论方法简便快速,常见物质干扰用于环境水样痕量硝酸测定,结果满意

    Conclusion: the method is quick and simple with little interference. It can be applied to the determination of trace nitrite in water samples of environment with satisfactory results.

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  • 特殊空心基础制备了一种结构简单灵敏硝酸根离子选择性电极

    A new type of simple and sensitive nitrite ion-selective electrode based on the special tungstic acid hollow tube has been prepared.

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  • 研究硝酸根颗粒状降解三氯乙烯影响进行了实验和相应的反应铁腐蚀电位测定

    In this study, column experiments, including measurements of corrosion potential, were conducted to determine the effects of nitrate on trichloroethylene (TCE) degradation by granular iron.

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  • 本文建立了离子色谱-抑制电导检测测定含有高浓度硝酸爆炸尘土中残留氯酸方法

    An ion chromatography method with suppression-conductivity detection has been developed for the detection of residuary chlorate in the soil after explosion with a high concentration of nitrate.

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  • 目前用于测硝酸方法较多对于工业生产而言,快速简便、而又比较准确方法很少。

    There are many analysis methods to determine nitric radical. But a rapid, simple and relatively exact method to determine nitric radical suitable for industrial production is urgently required.

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  • 文章建立一个测定常量硝酸方法方法简便,快速准确度较高,适用于生产中控分析

    A method for determination of Constant nitrate has been established in this paper. The method is simple and rapid, and, it has better accuracy it has been used in the Analysis of middle-product.

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  • 工作科学家们唯一快速解决办法红灯替换这些,红灯可能不会妨碍硝酸生成

    The only quick solution, says the scientists working at NOAA, would be to swap out all the lamps with red lights, which wouldn't interfere with nitrate radical formation.

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  • 研究了在盐酸介质中微量硝酸发生反应建立测定微量亚硝酸根方法

    A new spectrophotometric method for the determination of trace nitrite was studied. The method is based on the diazo - reaction of methylene violet with nitrite in hydrochloric acid medium.

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  • 结果表明表面活性剂硝酸离子可以促进虫酰肼的水解腐殖酸则对其水解有一定抑制作用

    Results indicated that surfactant and NO3 - ions increased tebufenozide hydrolysis, while humic acid caused a degree of inhibition.

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  • 反射仪-硝酸试纸快捷简便,是蔬菜氮素营养诊断蔬菜硝酸含量监测理想的现场速测技术。

    So the nitrate test-strip-reflectometer method could rapidly monitor the nitrate level of vegetables and soils in the field and market scene.

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  • 通过氯碱生产中一次盐水游离氯及有效氯含量分析方法对比确定硝酸离子分析结果影响

    After comparison of analysis methods of free chlorine and active chlorine, it confirmed the influences on analysis results from nitrite ion.

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  • 本文报导了应用高氯酸选择电极监测碘酸浓度改变,从而进行硝酸测量催化动力学电位分析法

    This reported kinetic analysis of nitrous ion is based on the monitoring of the concentration change of periodate ions by means of the perchlorate selective electrode.

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  • 研究稀盐酸介质中微量硝酸二甲苯FF发生硝化反应建立测定微量亚硝酸根方法

    A new spectrophotometric method for the determination of trace nitrite is studied. The method is based on the nitrosation reaction of xylene cyanol FF with nitrite in diluted hydrochloric acid medium.

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  • 结果表明,BPA纯水体系直接光解很慢碱性体系硝酸根溶液中光解迅速符合一级动力学反应。

    BPA direct photodegradation was very slow in pure aquatic system; but was rapid in alkaline system and nitrate solutions according with first grade dynamic equation.

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