• 实验过程不同阶段重铬酸钾酒精加入苯胺中,最终得到紫色溶液

    Incorporating potassium dichromate and alcohol into the aniline at various stages of the experimental process, he finally produced a deep purple solution.

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  • 已被酸钾硬化一些脑组织细胞反应

    I let the silver nitrate react with pieces of brain hardened in potassium dichromate.

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  • 这种现在被命名高尔基染色法或者“高尔基浸渍法”的方法包括重铬酸氨水中浸渍,使组织接着浸泡在硝溶液中

    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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  • 还原生成三价未反应的重铬酸的量测出

    Either the amount of reduced chromium or the amount of unreacted dichromate can be measured.

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  • 目的检测阿霉素重铬酸过氧化所致中国仓鼠肺成纤维细胞CHLDNA损伤效应酪醇对真核细胞DNA氧化损伤的保护作用。

    Objective To detect the DNA strand breaks induced by adriamycin, potassium chromate or hydrogen peroxide and to study the effect ofp tyrosol on DNA oxidative damage in CHL cells.

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  • cod重铬酸回流中的主要干扰离子氯化物消除,选择了用代替掩蔽

    To remove main disturbing ion, chlorine ion in the COD potassium dichromate reflux method, silver sulfate replaces mercury sulfate as a screening agent.

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  • 坩埚中熔化酸钾(19)。

    Fuse potassium dichromate (19) in a porcelain crucible.

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  • 报道了合成碱性绿-4最佳条件介质中尿素氯化锌催化剂四氯苯醌重铬酸钾氧化剂;

    The optimal conditions for synthesis of alkali green 4 are reported, including the carbamide and zinc chloride as catalyst, chloranil and bichrome as oxidation agent in the acetic acid medium.

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  • 本文小鼠骨髓细胞核试验方法,研究酸钾不同实验条件下诱发小鼠微核的影响。

    The micronuclei rate induced by potassium dichromate under different experimental conditions with micronucleus test of mouse bone marrow cells was studied.

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  • 本文提出了一种重铬酸钾氧化剂新的条件下快速准确测定化学氧量COD)的方法

    A method for the rapid and accurate determination of chemical oxygen demand (COD) using potassiumdichromate as oxidant under new conditions is described in this paper.

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  • 目的观察重铬酸复合杀菌作用及其影响因素

    Objective to observe the germicidal efficacy of compound potassium bichromate acid solution and its influencing factors.

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  • 测定肥料和土壤中有机质方法多种,通过文献查阅发现,用酸钾滴定法测定有机-无机复混肥中的有机质是可行的。

    By means of consulting a great deal of literature, the authors found that dichromatic oxidation titration method fits for the determination of organic matter in semi-organic fertilizers.

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  • 采用重铬容量测定复混肥中腐植含量,试验结果满意便于推广应用

    Determination on humic acid for compound fertilizer by potassium bichromate titrimetric method, it is convenient to application and popularity, test results are satisfaction.

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  • 研究酸钾(银)剂量剂量学性能。

    The dosimetry of potassium dichromate dosimeter is investigated.

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  • 酸钾氧化结果相比,微波消化法具有操作简单污染小快速准确的优点。

    The method shows the advantages of simple operation, less pollution, high analytical speed, better accuracy and precision over the traditional potassium dichromate oxidation method.

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  • 研究重铬酸色法检测浓香型白酒发酵糟醅残余酒精含量的最佳测定条件

    This paper discussed the optimal conditions for the determination of residual alcohol in the fermented mash for Chinese highly-flavored liquor, using potassium bichromate colorimetry.

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  • 根据亚铁用量水样还原性物质消耗就是酸钾回流滴定法

    In accordance with ferrous ammonium sulfate in water samples to calculate the amount of material to restore the volume of oxygen consumption, which was potassium dichromate titration reflux.

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  • 原用重铬酸NL防锈油防止内燃机缸套冷却系统腐蚀,但毒性大,效果

    The potassium dichromate and NL antirust oil which were used to prevent the cylinder and cooling system of diesel locomotive from corrosion are not good enough and have toxicity.

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  • 重铬酸容量中,二氯化超量产生黑色沉淀影响测定

    The excess tin chloride addition produces black mercury precipitation and is about to seriously affect the determination of iron by using potassium chromate volumetric analysis method.

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  • 本文提出了使用少量样品准确地测定天然调味香料精油含量方法——酸钾氧化

    In this paper, authors report a method of determination of the essential oil content in natural flavour spices with only small quantities of the spices, oxidized method with potassium dichromate.

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  • 采用硫化铵溶液进行防腐试验。结果表明铬酸冰醋的处理方法好的抗腐蚀效果

    The results show that the potassium bichromate plus nitric acid or glacial acetic acid has the best anti-corrosion effect.

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  • 重铬酸钾—硫亚铁法主要难题计算无法知道沉积物有机氧化,因而所测值不够准确。

    Its result has to be colibrated. Because the structure of organic substances is complicated, the number of oxidation valence of carbon is assumed zero when calculating organic carbon.

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  • 建立基体蚀刻速率浓度、硫浓度、蚀刻温度数学关联式;

    The effects of potassium dichromate concentration, sulfuric acid concentration, etching temperature and etching time on the bulk etching rate of PP nuclear track membrane were discussed.

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  • 针对酸钾测定含量中有害影响,介绍了一汞无测定法。

    In view of the detrimental effect of mercury and chromium in determination of iron by means of dichromate titration, a new method was proposed containing no mercury and chromium.

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  • 提出分解法联产铬酸酸钾清洁工艺,并优选出过程中主要环节的合理操作条件。

    A new cleaner technology for making chromium trioxide and potassium nitrate simultaneously by using nitric acid to decompose potassium dichromate has been brought forward.

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  • 提出分解法联产铬酸酸钾清洁工艺,并优选出过程中主要环节的合理操作条件。

    A new cleaner technology for making chromium trioxide and potassium nitrate simultaneously by using nitric acid to decompose potassium dichromate has been brought forward.

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