• 采用液相电解甲醇,首次合金表面沉积得到DLC

    A new method is developed to deposit DLC film on surface of ti alloy by liquid-deposition.

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  • 研究了以荸荠渣(C6H9O4OH原料采用甲醇溶剂,在碱性条件下制备出荸荠渣羧甲基化产品WCDCMCS)。

    Water chestnut drege carboxymethylated product (WCDCMCS) is prepared and studied by methanol solvent method, using water chestnut drege (C6H9O4OH) as raw material under alkaline condition.

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  • 旋转线伏安旋转循环伏安研究甲醇电化学氧化还原过程中电极旋转速度的影响。

    The electro-oxidation of methanol in aqueous solution was investigated by linear and cyclic voltammetry with platinum rotation disk electrode.

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  • 采用沉积甲醇丙酮溶剂AP为主要原料,超细进行包覆。

    The superfine boron powder was coated by aggradation method with AP using methanol or acetone as the solvent.

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  • 研究采用石油、乙醚、甲醇溶剂梯度提取多种柱,对栽培橘黄裸伞子实体进行了化学研究

    The cultural fruiting bodies of the Gymnopilus spectabilis were phytochemical investigated using layer extracts with petroleum ether, diethyl ether, methanol and water and silica gel chromatography.

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  • 研究了常压甲醇脱水生成二甲宏观动力学得到函数动力学方程

    Global kinetics of methanol dehydration to dimethyl ether by gas phase method were studied under atmospheric pressure and power type kinetic equation was obtained.

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  • 对二氯合成进行了研究,并采用甲醇析出分离出生成二氯硅酞菁。

    In this paper, the synthesis of dichloro (phthalocyanino) silicon is studied. Dichloro (phthalocyanino) silicon is obtained by adding the product into methanol.

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  • 装置采用BP技术利用甲醇低压羰基化生产醋酸

    The plant using BP Technology produces acetic acid with Low Pressure Methanol Carbonylation Process.

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  • 黄芩甙标样云南花粉黄酮类化合物采用甲醇回流提取用紫外分光光度进行测定

    Using baicalin as the standard sample, the flavone substances in pollen of Yunnan pine were determined through methyl alcohol back flow extraction and ultraviolet spectrophotometer.

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  • 循环伏安研究不同酸度硫酸钠溶液中,甲醇电极氧化电化学行为

    The electrochemical behavior of the methanol oxidation on the platinum electrode with different concentration H2SO4 solution was studied by using cyclic voltammetry.

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  • 最后通过循环伏安研究了铂催化剂的电化学性质结果表明这些铂催化剂具有良好的甲醇电催化活性稳定性

    The electrochemical properties were studied by cyclic voltammogram and the results show that the Pt-catalysts possess excellent methanol electrocatalytic activity and stability.

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  • 甲醇提取大豆胚轴中的异黄酮甙,薄层色谱高效液相色谱检测其组成。

    METHODS Extract of soybean hypocotyl rich in isoflavonoids and saponins were isolated with methanol and investigated using TLC and HPLC.

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  • 本文采用高效液相色谱甲醇(50:50)作为流动采用ODS-C18色谱成功地测定了克·福种衣剂有效成分含量

    Using HPLC reversed phase column(ODS-C18), methanol:water (50:50) as mobile phase, the contents of two active ingredients of Seed-coating of Kefu were determined successfully.

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  • 液相三相甲醇合成技术一种使用三相淤浆床反应器合成气转化甲醇生产技术。

    The three phase slurry bed technology for the liquid phase methanol synthesis is a new productive technology which converts synthesis-gas into methanol by taking three phase slurry reactor.

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  • 甲醇-水流动采用HPLC梯度洗脱测定雷公藤药材中雷公藤甲素不同存贮含量

    METHOD HPLC gradient elution method was used with methanol-water as the mobile phase to determine the contents of triptolide in its root, branch and leaf at different periods of its storage.

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  • 目的考察不同提取山茱萸测定的影响,准确测定山茱萸皂苷的含量提供可行。 方: ① 甲醇回流

    AIM: To review effects of different methods of extracting total saponins from Cornus officinalis so as to provide an effective way to accurately determine total saponins.

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  • 测试表明,甲醇体积分数10%-15%甲醇汽油各项性能一般车用无铅汽油相当,可使汽油研究辛烷值提高1.5-3.5个单位;

    Most of the performances of methanol gasoline of 10%-15% ( volume fraction) methanol are nearly the same as those of unleaded motor gasoline and the RON is 1.5-3.5 higher.

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  • 色谱分析溶液中的甲醇含量从而计算气体中的甲醇含量。

    Thus, the content of methanol in the gas could be calculated.

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  • 本文介绍采用络合甲醇催化剂为原料制备五水硫酸铜活性氧化锌工艺

    A new process which produce copper sulfate pentahydrate and activated zinc oxide from the used catalyst by soaking in complex acid has been introduced in this paper.

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  • 甲醇氧化羰化羰化合成dmc一种新工艺路线,工艺与传统光气工艺相比,具有工艺流程简单、无三废污染生产成本低等优点。

    Compare to the traditional phosgene process, synthesis of DMC by oxidative carbonylation of methanol is more favorable because of its simple, environmental benign and cost-effective characters.

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  • DM- 624毛细管气相色谱,顶空进样FID检测器甲醇进行测定。

    METHODS the samples were injected into DM-624 capillary column by headspace sampler and analysed with FID detector using methanol as the internal standard.

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  • :采用高效液相色谱该药中的黄苓苷含量测定色谱条件选用十八烷基烷键合硅胶,甲醇冰醋酸(40:60:1)。

    Method:Conducted baicalin assaying in this drug by HPLC. Chromatogram condition:Selecting octadecyl Chemically bonded phase silica gel, Methanol:water; glacial acetic acid (40:60:1)as mobile phase.

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  • 联产甲醇生产生产甲醇一种主要

    The production process of combined production of ammonia and methanol is a main method for methanol production.

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  • 采用高速逆流色谱HSCCC),以正己烷氯仿甲醇水组成二相系统作为固定相与流动相,黄芪乙酸乙酯粗提物进行分离纯化

    Preparative high-speed counter-current chromatography (HSCCC) was used for the separation of calycosin and formononetin from the ethyl acetate extract of Astragalus membranaceus Bge.

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  • 项目甲醇主要原料采用甲醇氯化生产甲烷氯化物,产品市场潜力

    The Project produces methane chloridate taking methane as the major material and applying methanol hydrochlorinate method. The market prospect is great.

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  • 实验说明甲醇一十八烷醇脱水定型具有普遍的推广意义。

    Experiments prove that the carbinol and stearyl alcohol method is an effective way to be applied in cultural relics protection.

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  • 分别“碱-酸析”甲醇、 乙醇等有机溶剂结晶制备吉美拉西的多晶型。

    Methods Gimeracil polymorphs were prepared by alkali-acid treatment or recrystallization with EtOH, MeOH, etc.

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  • 高分辨液质联用分析,对其甲醇提取物及二氯甲烷乙酸乙酯溶剂提取物进行了成分分析

    Method Methanol and mixed solvent of chloroform and ethyl acetate extracts from Cordyceps formosana were analyzed with HPLC-DAD-HRMS.

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  • 以硼酸三正丁酯甲醇为主要原料,甲醇四氢呋喃为溶剂,利用溶胶-凝胶通过优化工艺制备了掺锂硼酸凝胶

    Li2O-B2O3 composite gels were successfully prepared from tri-n-butyl borate and lithium methoxide dissolved in methanol and tetrahydrofuran via sol-gel technique.

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  • 以硼酸三正丁酯甲醇为主要原料,甲醇四氢呋喃为溶剂,利用溶胶-凝胶通过优化工艺制备了掺锂硼酸凝胶

    Li2O-B2O3 composite gels were successfully prepared from tri-n-butyl borate and lithium methoxide dissolved in methanol and tetrahydrofuran via sol-gel technique.

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