• 溶液加入硫酸抑制SO32-氧化,又抑制S2O32-氧化

    The sulfate in solution can inhibit the oxidation of both SO32- and S2O32-.

    dict.cnki.net

  • 过程中,贫、富芒硝硫酸根的测定方法进行实验

    The detection method of low and high content Glauber salt, and sulfate radical in Glauber salt removal by membrane method were tested.

    www.dictall.com

  • 利用接种了一杆菌升流式填料反应器有氧条件,将水中硫化物快速氧化单质硫酸根

    Under the condition of oxygen, some strain of microorganism is inoculated in a up-flow packed tower reactor in which the sulfide is converted into sulfur or sulfate.

    dict.cnki.net

  • 氯化产品主要用于制造各种钡盐颜料有机染料用于食盐电解去除盐水中的硫酸根

    Barium chloride products are mainly used in the manufacture of barium salt, and organic pigments containing barium dye, but also for the removal of salt electrolysis of brine sulfate.

    www.tjtychina.cn

  • 电解质硫酸根离子加剧阴极副反应发生,造成阴极杂质含量尤其是含量明显增加

    Sulfate ions in molten salt electrolytes will increase the side reaction of titanium cathode, resulting in an apparent increase of impurity content of titanium cathode, especially of oxygen content.

    www.redlib.cn

  • 化合物4多酸阴离子硫酸根离子分子通过氢键胶合在一起,形成3d结构

    Compound 4 is a 3d structure built from polyanion, sulfate ion, water molecules through hydrogen bonding interactions.

    www.fabiao.net

  • 目的测定及其类似游离结合硫酸根含量

    Objective: To determine the content of free and linked sulfate content of heparin and heparin-like materials.

    ywfxzz.yywkt.com

  • 结论本文实验方法可以用于肝素类样品游离结合硫酸根测定

    Conclusion: This HPAEC method could be used to determine the content of free and linked sulfate of heparin-like materials.

    ywfxzz.yywkt.com

  • 方法对阿霉素脂质体样品中的微量硫酸离子进行分析测定结果令人满意

    This method has been proved to be simple, sensitive and accurate, and also has been applied to determine sulfate ion in liposome doxorubicin sample with satisfactory results.

    www.chrom-china.com

  • 研究结果表明发酵过程生成二氧化硫主要来源于酵母合成蛋氨酸时吸收还原麦汁中的硫酸根

    The results showed that SO2 generated in the fermentation process mainly came from the sulfate in the wort absorbed and reduced by yeast when it synthesized methionine.

    www.cnif.cn

  • 随着电位升高硫化物继续氧化最终硫酸根形式溶液

    With the rise in potential, the iron-depleted sulfide continues the oxidation and finally occurs in the solution in form of sulfate radical.

    www.jsks.net.cn

  • 硅酸硫酸同一地震异常时间异常形态相似

    It is similar that the abnormal time and the abnormal shape of the silicic acid and the sulphate before the earthquake.

    dict.cnki.net

  • 本文讨论代、连多硫酸根中所带电荷不同位置氧化所产生影响,提出了确定代、连硫酸根每个原子氧化方法。

    This paper discusses the influence on the oxidation number of each sulfur atom when the charge possesses different position in thiosulfate, polythionate and so on.

    www.dictall.com

  • 通过条件试验,对改良比浊法测定水中硫酸方法进行改进

    The paper detailed the improvement of the modified nephelometry with barium sulfate for the sulfate ion detection in water, basing on condition experiments.

    dict.cnki.net

  • 式碳酸硫酸酸度维生素稳定性影响大于水分甲酸影响

    Carbomate, sulfate and ph had higher effect on stability of vitamin than moisture and formate.

    yan.sicau.edu.cn

  • 介绍了一种采用铁矿天然矿物原料吸附酸性矿井废水硫酸离子的试验研究

    The absorption capacity of a natural mineral adsorbent has been investigated for sulfate reduction in acid mine drainage.

    www.magsci.org

  • 考察各类工艺条件脱除效果影响,得适宜工艺条件离子和硫酸根离子配比1

    The impacts of various technological conditions on removal effects are investigated with the optimal technological conditions obtained as follows:ratio of Ca2+ to SO42- as 1.

    www.dictall.com

  • 水浴加热条件下,硫酸吸附树脂上的铀离子硝酸离子置换液相中,之后分别采用亚钛分光光度法进行测定

    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.

    www.dictall.com

  • 由于溶液中的硝酸阴离子交换树脂具有亲合力,相当硝酸就足以干扰硫酸离子吸附

    Nitrate of low concentration can interfere with adsorption of uranyl sulfate anion on anion-exchange resins because the anion-exchange resins have a stronger affinity for nitrate in uranium solution.

    www.dictall.com

  • 结论:苯酚-硫酸测定桃叶鸦葱中多糖含量方法稳定可行简便

    Conclusion:The method is proved to be stable, feasible and simple.

    journal.shouxi.net

  • 香草醛-硫酸试剂显色比色分析了龙芽木叶中三皂甙含量

    Measuring the content of triterpenoid saponin in agrimony Aralia elata by the color development reaction & colorimetry between herb aldose and oil of vitriol reagent.

    www.chemyq.com

  • 人参后,蒸馏水提取超声波提取人参人参多糖,采用苯酚-硫酸比色测定多糖含量

    Using distilled water as extraction agent, ginseng polysaccharides were extracted by method of ultrasonic wave from ginseng powder.

    dict.cnki.net

  • 本文一种海洋硫酸多糖“911”作为研究对象,通过电导滴定测定羧酸含量

    The content of carboxylate ions in marine sulfate polysaccharide911 was determined by conductometric titration.

    www.dictall.com

  • 方法采用硫酸根离子沉淀法

    Methods: Sulfate ion precipitation method was used.

    kns50.chkd.cnki.net

  • 介绍了种用极谱催化间接测定硫酸方法讨论了实验条件干扰因素

    The polarographic catalytic wave method for the indirect determination of sulfate radical was introduced. The influence factors and the experimental conditions had been discussed.

    dict.cnki.net

  • 硫酸离子呈现高分带性可能地下水流动大陆咸化作用有关

    The sulfate radical ion shows hight in south and low in north is possible relate with the ground water flows and the mainland salty function.

    dict.cnki.net

  • 指出硫酸离子SO42-混凝土中起到了激发FC掺和料及腐蚀混凝土的双重作用。

    The sulfate radical ion (SO42-) has two actions in concrete: exciting FC admixture and corroding concrete.

    dict.cnki.net

  • 膜分离氰酸钠中的杂质硫酸杂质去除率为80%,97%,60%。

    About 80%, 97% of total impurities and sulfates and 60% of iron contained impurities were rejected by the membrane process.

    dict.cnki.net

  • 阳离子表面活性剂——十六烷基三甲基溴化铵CTMAB存在下,用比浊法铝箔微量硫酸离子进行测定

    Traces of sulfate ions in etching solution for aluminum foil have been determined by turbidimetry in presence of cation surface activator-hexadecyl trimethyl ammonium bromide (CTMAB).

    www.dictall.com

  • 循环高浓度硫酸离子存在造成上述差异主要原因

    The main reason that results in the differences is the high concentration sulfate ion in the used chrome tan liquor.

    dict.cnki.net

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