二甲苯
- xylene;dimethylbenzene;xylol
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RSD为1.60%~2.85%。结论该方法适用于同时测定常用溶剂型胶粘剂中苯、甲苯、二甲苯的检测,方法准确、可靠。
Conclusion The method is accurate , feasible and suitable for determination of the benzene , toluene , dimethylbenzene in the adhesives .
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结果50、100mg/kg的TFR能明显抑制二甲苯致小鼠耳片肿胀;
Results 50,100 mg / kg TFR significantly inhibited the ear edema induced by dimethylbenzene ;
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目的探讨二甲苯对正常人外周血淋巴细胞DNA的损伤作用。
Objective To investigate the damage of xylene on DNA of human peripheral blood lymphocytes .
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三正辛胺-二甲苯液膜迁移Cd(Ⅱ)的研究
Studies on Transport of Cadmium (ⅱ) Ions Through a Tri-n-octylamine xylene Liquid Membrane
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对PEN最新生产技术及由邻二甲苯和丁二烯为原料合成PEN的技术经济性作了综述。
The latest advances of PEN from o - xylene and 1,3 - butadiene were reviewed .
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二甲苯塔底再沸炉低NOx燃烧器的国产化改造
Domestication reformation of low NOx burner of bottom reboiling furnace for xylene tower
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用二甲苯作溶剂来代替1,2,4-三氯苯使五硫化二磷和硫酚反应,制得的Japanese试剂产率由58%提高到72%
Phosphorus pentasulfide reacted with thiophenol in xylene instead of 1,2,4 trichlorobenzene to give Japanese reagent , the yield increased from 58 % to 72 % .
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二甲苯对大鼠记忆功能和c-fos基因表达的影响
Effects of xylene on learning memory ability and c fos gene expression in rats
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负载型纳米TiO2光催化降解水中微量溶解性间二甲苯
Study on photo-catalytic oxidation for soluble m-xylene in water by immobilized nanometer TiO_2 photo-catalyst
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口服TN能显著抑制二甲苯及巴豆油所致急性炎症;
It can obviously inhibit the edema caused by xylol and mixture croton oil ;
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二甲苯蓝FF与蛋白质相互作用的分光光度研究
Spectrophotometric Study on the Interaction Between Xylene Cyanol FF and Proteins
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负载型纳米TiO2光催化剂的制备及其降解水中微量间二甲苯的研究
Study on Preparation of Immobilized Nanometer TiO_2 Photo-catalyst and Its Photo-degradation for Soluble m-Xylene in Water
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用SDS-二甲苯体系合成SnO2微粉的研究
Study on the synthesis of SnO_2 ultrafine particles in SDS-dimethylbenzene medium
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采用平衡法测定了THS在苯、甲苯和二甲苯中的溶解度曲线。
The solubility curves of THS in these solvents were measured .
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邻二甲苯氧化制苯酐催化剂的研究&Ⅰ.V2O5TiO2的组成、物性和反应性能
Study of v_2o_5 tio_2 catalysts for selective oxidation of o-xylene to phthalic anhydride ⅰ . correlations between composition , physical characteristics and catalytic properties
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实验研究了循环时间、苯酚初始浓度、二甲苯初始浓度等因素对降解率的影响以及水温、pH值随循环时间的变化。
Effects of circulation-time , the initial concentration of phenol , the initial concentration of xylene on degradation and effects of circulation-time on water temperature and pH value were experimentally studied .
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苯、二甲苯和苯酚中毒对Zebra鱼低水平化学发光的影响
Effect of toxication of benzene , xylene and phenol on low-level chemiluminescence from zebra fish
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用于分离二甲苯异构体的MFI型分子筛膜的制备
Preparation of MFI-Type Zeolite Membrane for Pervaporation Separation of Xylene Isomers
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二甲苯蓝FF在阳离子表面活性剂溴化十六烷基三甲胺上的Langmuir吸附及应用
Langmuir Aggregation of Xylene Cyanol FF on Ionic Surfactant , Cetyl Trimethylammonium Bromide , and Its Application
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kg-1组,应用二甲苯制备小鼠耳肿胀模型,以鼠耳肿胀程度作为观察指标;
The extent of ear swelling was observed in inflammation model caused by dimethyl benzene in mice .
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试验为kg级工业模拟中试试验,反应为间歇式反应,原料邻二甲苯一次投料量为4.2kg,目的产物为邻甲基苯甲酸,单程收率可达47%,总收率可达62.36%。
The reaction was intermittent . The yield per pass of o methyl benzoic acid is up to 47 % with a total yield of up to 62 36 % .
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二甲苯异构体在KY沸石上的低压吸附平衡
Adsorption equilibria of xylene / toluene isomers on KY zeolite under low pressure
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以脂肪醛与丙二酸为原料,通过Knoevenagel反应制备了(E)-3-烷烯羧酸,反应以二甲苯为溶剂,在回流条件下进行。
( E ) - 3-Alkenoic acids (ⅰ) were synthesized by Knoevenagel reactions of aliphatic aldehydes with malonic acid in xylene under reflux .
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苯、甲苯、二甲苯作业人员血细胞和超氧化物歧化酶活力的研究Hβ负载磷钨酸催化剂上甲苯和均三甲苯烷基转移与歧化反应
Study on hematocyte parameters and activities of serum SOD in workers exposed to benzene , toluene and xylene ; Transalkylation and Disproportionation between Methylbenzene and 1,3,5-Trimethylbenzene Over the H β Zeolite Supported Phosphotungstic Acid Catalyst
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BPO引发与离子液体催化聚合焦化二甲苯中苯乙烯的研究
A Study on Styrene Polymerization in Coking Xylene with Benzoyl Peroxide as Initiator and Ionic Liquids as Catalyst
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化学试剂10%福尔马林、苏木素、伊红、EDTA、苯酚、氯仿、2%SDS对PCR存在抑制作用,而95%乙醇、Tri5.HCI、二甲苯在上述浓度范围内时对PCR影响不大。
10 % formalin , hematoxylin , eosin , EDTA , phenol , chloroform , 2 % SDS have effects of inhibition on PCR , but 95 % ethanol , Tris .
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微波加热法向沸石分子筛中引入金属离子&La~(3+)与NaX、NaY、NaL、NaM沸石离子交换微波催化氧化邻二甲苯制苯酐
Cation-Exchange of Zeolites Using Microwave Radiation Catalytic Oxidation of o-Xylene to Phthalic Anhydride under Microwave Radiation
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采用溶液聚合法制备了掺杂态聚苯胺(PANI)的二甲苯溶液,研究了掺杂态PANI与几种丙烯酸树脂共混体系的导电性能。
Synthesis and Properties of Different Doped Polyaniline Xylene solution of doping polyaniline ( PANI ) were prepared by using chemical oxidation polymerization .
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以Hβ沸石为催化剂进行了邻二甲苯&叔丁醇烷基化反应的研究,结果表明:Hβ沸石作为邻二甲苯烷基化反应的催化剂活性很高,叔丁醇可100%转化。
The experiment results show that H 3 zeolites has high catalysis efficiency for the alkylation of o-xylene with tert-butyl alcohol . In this reaction , the conversion of tert-butyl alcohol has been as high as 100 % .
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生物滤池内产生CO2的浓度与邻二甲苯的降解有密切关联,通过在线监测进出气中的CO2浓度变化,可以间接反映出生物滤池的运行状况和生物生长量。
The elimination of o-xylene could be estimated by the CO_2 concentration in the outlet gas of the bioreactor . It was a strong correlation between the CO_2 production and inlet o-xylene concentration .