• 介绍磷矿生产原料硝酸盐酸硫酸湿磷酸生产工艺对其工艺进行了说明和比较。

    Some phosphoric acid production techniques are introduced, such as nitric acid technique, hydrochloric acid technique, sulfuric acid technique, which use phosphate rock as raw material.

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  • 这种现在被命名高尔基染色或者“高尔基浸渍”的包括重铬酸氨水中浸渍,使组织接着浸泡硝酸溶液中

    The method, now known as Golgi staining or Golgi impregnation, involves hardening of tissue in potassium bichromate and ammonia, followed by immersion in a silver nitrate solution.

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  • 浸没循环撞击反应器中硝酸磷酸钠原料、乙酰胺为分散剂,采用水热合成了纳米羟基磷灰石。

    Nano - hydroxyapatite was synthesized by hydrothermal method in the submerged circulating impinging stream reactor, using calcium nitrate and sodium phosphate as reactants and acetamide as dispersant.

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  • 水彩色调硝酸铜片腐蚀的蚀刻这个技巧版面上薄薄的树脂粉加热粘附于版面。

    Aquatint: it is an etching process on copper or steel by means of nitric acid. in this technique a thin layer of resin dust is sprinkled on the plate and heated to make it adhere.

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  • 摘取眼球分离血清采用SOD试剂盒、MD A试剂盒、硝酸测定试剂盒进行生化检测

    Reagent kits of SOD, MDA and nitrate were employed for biochemical detection of serum, which isolated from blood sampled by eyeball extirpating.

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  • 硝酸还原一氧化氮NO浓度。

    The production of nitric oxide(NO) was determined by nitrate reductase method.

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  • 目的建立硝酸咪康唑微生物限度检查

    Objective To establish a method of microbial limit test for miconazole nitrate liniment.

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  • 认为国内大力开发乙醛硝酸氧化生产乙二工艺,目前的迫切任务提高产量产品质量

    It was thought that the new process for producing glyoxal by oxidizing acetaldehyde with nitric acid should be developed inland, and the urgent task was increasing yield and quality.

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  • 采用分光光度多孔硝酸产品包裹含量进行了测量。

    Spectrophotometry was applied to determine coating agent content in porous prilled ammonium nitrate.

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  • 应用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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  • 用水吸收淀粉生产草酸尾气并副产硝酸的尾气处理工程,其设计目前尚无资料介绍。

    Until now there has not appeared the design on tail gas treatment engineering of producing oxalic acid and by-producing nitric acid from starch.

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  • :将样品硝酸分解采用火焰原子吸收石墨原子吸收分析测定

    Methods:After decompounded the sample by nitric acid, then to detect using both flame and graphite oven atomic absorption spectrophotometer.

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  • 用失重电位极化曲线方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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  • 本文提出氢化物硝酸反应基础试样溶液连续测定微量分光光度

    The continuous determination of arsenic and lead in the solution of the same sample by spectrophotometry is described, based on the reaction between hydrides and silver nitrate.

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  • 结论用离子色谱分离测定乳品中的硝酸较高回收率好的精密度较低出限

    Hydronium Chromatography method is a good method to test nitrate in dairy with high recovery rate, accuracy and low detection limit.

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  • 本文比较硝酸测定铜镉还原两个规范技术指标操作工艺的差异。

    The technical index and operation procedure of the cadmium-copper column reduction in two China National Specifications were compared in this paper.

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  • 目前金矿预处理主要有氧化焙烧加压氧化细菌氧化硝酸分解真空脱砷

    There are many ways of pretreatment to high arsenic gold concentrate such as roasting, pressure oxidation, bacterium oxidation, decomposition by nitric acid, eliminating arsenic in vacuum, etc.

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  • 采用分析研究了无机添加剂硝酸铵晶转变影响,并用高分子表面处理剂对硝酸进行表面处理

    The effect of inorganic additives on an's crystal pattern transition is studied by DSC method, and the surface treatment of an is investigated by polymer surfactant.

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  • 通过因素试验优选试验,得出蛋黄和亚硝酸最佳配比。

    The optimum recipe of yolk powder and sodium nitrite was determined by single factor trial and preference method.

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  • 采用加入过量硝酸溶液原子吸收分光光度测量剩余离子间接测量氯含量

    By the addition of an excess of silver nitrate solution and the determination of surplus silver ions with AAS, the chlorine content is thus determined indirectly.

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  • 急性缺血再灌流动物模型采用硝酸对神经细胞膜通透性改变示踪。

    Lanthanum nitrate block impregnation technic was used to demonstrate the neurocyte membrane permeability in the animal model of acute cerebral ischemia and reperfusion.

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  • 水浴加热条件下,用硫酸氢根将吸附树脂上的铀离子硝酸根离子置换液相中,之后分别采用亚钛分光光度进行测定

    Heated in water bath, uranyl ion and nitrate radical adsorbed on resin are replaced into solution by sodium bisulfate, then are determined by titanous method and spectrophotometry, respectively.

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

    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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  • 阐述硝酸氧化生产己二过程两种不同催化剂回收工艺的异同点。

    This paper describes the production of adipic acid nitric acid oxidation in the process of two different catalysts at the similarities and differences in the recovery process.

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  • 蔬菜腌渍发酵产生硝酸食品中亚硝酸含量测定国家标准盐酸萘乙二胺

    In the fermentation of pickled vegetables it would produce nitrite, and the national standard for the determination of nitrite content in food is hydrochloride naphthodiamide.

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  • 采用硝酸还原组织匀浆中NO含量。

    The NO level of lung homogenates was measured by Nitrate Reductase Test.

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  • 本文采用经典恒温分别国内外硝酸甘油进行稳定性实验

    The stability test for two kinds of nitroglycerin tablets, imported and domestic, was conducted by classical constant-temperature method.

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  • 用盐酸萘乙二胺检测样品中的硝酸盐。

    Methods The nitrite was detected from samples by N-Naphthylethylenediamine Dihydrochloride.

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  • 本实验创立了水产养殖池塘底泥含量简易测定分别称为总氨硝酸

    Two alternative methods measuring total nitrogen of aquaculture pond soils, named total Ammonia method and Nitrate method, were established.

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  • 本实验创立了水产养殖池塘底泥含量简易测定分别称为总氨硝酸

    Two alternative methods measuring total nitrogen of aquaculture pond soils, named total Ammonia method and Nitrate method, were established.

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