氢化法
- 网络Hydride generation;hydrogenation
![氢化法](../cache/1196311.jpg)
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氢化法&原子吸收测定海洋沉积物和悬浮物中痕量砷
Determination of Arsenic in Marine Sediments and Suspended Matters by Hydride Generation and Atomic Absorption Spectrophotometer
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连续氢化法电感耦合等离子体发射光谱同时测定生物样品中痕量硒、砷、锡、锑
Simultaneous determination of selenium , arsenic , tin , and antimony in biological materials using hydride generation introduction to ICP-AES
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ICP-AES雾化法氢化法联合同时测定人血清中三十种元素
Simultaneous determination of 30 elements in human serum using ICP-AES by nebulization and hydride generation methods
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综述了1,3-丙二醇(简称1,3-PDO)的几种合成方法和工业生产技术,包括环氧乙烷羰基化法、丙烯醛水合氢化法和生物工程法。
The synthesis methods and production technology of 1,3-propanediol , including carbonylation and hydrogenation of ethylene oxide , hydration and hydrogenation of acrolein , and biochemical engineering , were reviewed .
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为了更加有效的去除二级污水处理厂的产物&活性污泥,各国相续开发了湿式空气氧化法(WAO)和湿式催化氢化法(CWAO)技术。
In order to remove the activated sludge from secondary treatment plant effectively , the wet air oxidation ( WAO ) and wet air catalytic ( CWAO ) oxidation methods have been conducted in the world .
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催化氢化法生产对氨基苯酚工艺探讨
Study on the Manufacturing Technology for Para-aminophenol by the Method of Catalytic Hydrogenation
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氢化法-ICP-AES测定水系沉积物和土壤中痕量硒
Determination of Trace Amounts of Selenium in Water Sediments and Soils by Hydride Generation-ICP-AES
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一种简易火焰氢化法原子吸收测定矿石及金属铅中微量铋
A Simple Hydride Generator for Flame Atomic Absorption Spectrophotometric Determination of Bismuth in Mineral and Lead
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非色散&原子荧光氢化法测定土壤中总砷量
A study on Determination of total arsenic in soil by non-dispersive atomic fluorescence spectrometry with Hydride Generation
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用一台自制的非色散原子荧光光度计与氢化法相结合测定痕量砷。
A self-made nondispersive atomic fluorescence spectrometer is combined with a hydride generation technique for determination of arsenic .
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催化氢化法,尤其是液相催化加氢法以其独特的还原过程,在提高产品品质的同时,大大缓解了对环境的污染。
Catalytic hydrogenation , especially liquid catalytic hydrogenation , relieves pollution for environment greatly and promotes the production quality .
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氢化法水平式ICP&AES测定岩石中痕量锡的研究
Studied of the determination of Trace Tin in rocks by emission spectrometry using a horizontal inductively coupled plasma torch and hydride technique
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所建立的方法已应用于超声催化氢化法合成反应的跟踪监测和工业样品的分析鉴定,结果令人满意。
This method has been applied to analysis of the reaction products of ultrasonic catalytic hydrogenation and industrial samples with good results and reproducibility .
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采用简易氢化法应用于电感耦合高频等离子体原子发射光谱仪(ICP&AES)同时测定了人发中的痕量元素硒、砷,所用氢化物发生装置,具有结构简单、操作方便的特点。
A method for the determination of Se and As in human hair by hydride generation inductively coupled plasma & atomic emission spectroscopy is described .
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介绍了1,3-丙二醇的几种制备方法,即丙烯醛水合-氢化法、环氧乙烷羰基化法、微生物发酵法和以甲醛等为原料的方法。
Various synthetic method of 1,3-propanediol were introduced and compared , including hydration and hydrogenation of acrylaldehyde , carbonylation of epoxy ethane , microbiological fementation , the process starting from methyl aldehyde , etc.
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将正丁烯水合制仲丁醇,再脱氢生产甲乙酮,或氧化制顺酐再经低压酯氢化法生产1,4&丁二醇系列产品。
To hydrate n-butylene to make sec-butanol , and then dehydrogenate to make methyl-ethyl ketone , or to oxidize to make maleic anhydride and then through low-pressure esterification hydrogenation to make 1 , 4-butan-diol series products .
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本文采用氢化法分离技术,使溶液中锗转变为气态锗化氢再用硝酸银、动物胶、有机溶剂的混合液吸收显色,建立了测定微量锗的新分光光度法。
The hydride generation technique was used to make germanic ion to be transferred to germane which was absorbed and coloured by a mixed solution of silver nitrate , gelatine and organic solvent , and a new spectrophotometric method for determination of trace germanium was established .
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提高硫氢化钠法合成巯基乙酸选择性的方法
The methods of improving the selectivity of the synthesis of thioglycolic acid with sodium hydrosulphide
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气流磨粉碎法、氢化脱氢法适合大批量工业化生产,但对原料金属或合金的选择性较强。
The airflow milling and hydrogen-dehydrogenate process is suitable for industrialization production , but their selectivity in raw material metal or alloys are strict .
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副反应多导致硫氢化钠法生产巯基乙酸过程中巯基乙酸收率低。
The main matter that causes the low ratio of yield in synthesis of thioglycolic acid with sodium hydrosulphide is that it has many auxiliary reactions during reaction course .
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本文对巯基乙酸的合成工艺进行了比较研究,认为硫氢化钠法和硫代硫酸钠法生产成本低,适宜于选矿用巯基乙酸的生产,而硫脲法可得到较高浓度的巯基乙酸。
Using sodium hydrosulphide or sodium thiosulfate as materials , the production cost of TGA is low . While , a high content of TGA can be obtained with thiourea as reactant .
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利用热力学理论研究了发生这些副反应的原因,并提出予以防止的工艺条件,以提高硫氢化钠法的选择性。
This paper studies the causes that cause these side-reactions with thermodynamic methods , using relevant conditions of technology to prevent them from happening , thus improving the selectivity of synthesis with sodium hydrosulphide methods .
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应用硼氢化钠还原法合成一种硒代鬼臼毒素衍生物。
One of derivatives of selenoylpodophyllotoxin was synthesized with reduce method .
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镁基储氢合金制备新方法&氢化燃烧合成法
Innovative processing of magnesium based hydrogen storage alloys & hydriding combustion synthesis
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氢化钠催化法合成芴甲醇
The study on synthesis of 9-fluorenemethanol by sodium hydride catalysis
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锑矿中锑的测定氢化原子吸收法测定锑
Determination of trace of antimony using hydrogenation atomic absorption spectrophotometry
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氢化-ICP光谱法测定罐头食品中痕量锡
Hydride Generation-ICP spectrometric determination of Trace Tin in tinned foods
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氢化脉冲极谱法测定尿中微量镍
A Study of Trace Nickel in Urine by Pulse Polarography
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硼氢化钠还原法合成1-(2,4-二氯苯基)-2-氯-乙醇
Synthesis of 1 - ( 2,4-Dichlorophenyl ) - 2-chloroethanol by Reduction Method with Sodium Borohydride
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氢化原子吸收法测定矿石及地球化学样品中微量硒、碲
Determination of Trace Amounts of Selenium And Tellurium in Ores And Geochemical Exploration Samples by Hydride , Generation AAS