The content of acetylene and other hydrocarbon in liquid oxygen measured by gas chromatogram has gas chromatogram concentrate method and direct method. 利用气相色谱浓缩法和气相色谱直接法测定液氧中乙炔及其他碳氢化合物含量。
The result shows that the distribution of product base on liquid chromatogram data, using AAS to determine the content of Sn is exact and simple. 认为液相色谱对产品的分布提供了可靠的数据,对生产过程的控制提供了依据。总锡含量的测定以原子吸收光谱法较准确和简便。
A supervised fuzzy ART is presented for recognizing traditional Chinese medicines and evaluating its quality based on high performance liquid chromatogram ( HPLC). 为实现基于高效液相色谱的中药材识别和质量评价,提出一种有监督模糊ART神经网络。
A method to determine content of perfluoropropyethyl ether in the liquid latex and polymerization mother liquid by gas chromatogram is studied. 研究了用气相色谱测定水基乳液及共聚母液中全氟丙基乙烯基醚含量的方法。
High Effective Liquid Chromatogram Column Analyzing Method for Anthraquinone Working-solution in Hydrogen Peroxide Production 双氧水生产蒽醌工作液的高效液相色谱分析方法
After two days fermentation, the composition of amino acids and aroma components were analyzed by high performance liquid chromatogram ( HPLC) and thermal-desorption cold trap-gas chromatography/ mass spectrometry ( TCT-GC/ MS), respectively. 采用高压液相色谱仪(HPLC)和热脱附-气相色谱/质谱仪(TCT-GC/MS)分别测定其游离氨基酸和挥发性香气成分的组成。
This paper analyses vitamin E content in over 140 kinds of food in Northeast China with the method of high effective liquid chromatogram. The result is analysed, generalized and summarized so as to provide a scientific basis for formulating new lists of food composition 采用高效液相色谱法分析了东北地区在一百四十多种食物中维生素E的容量,并对其结果进行分析、归纳和总结,从而为制定新的食物成分表提供了科学依据
At present, optic analytical instruments ( such as atomic emission or absorption spectrometer), liquid chromatogram and electrochemical analysis meter etc. 目前,用仪器分析的方法分析液体中金属离子成份和浓度的主要仪器有光学分析仪器(如原子发射、吸收光谱法等)、高效液相色谱仪器和电化学分析仪等。
High-performance liquid chromatography ( HPLC) coupled with photodiode array detection ( DAD) techniques was used to set up the fingerprint chromatogram condition for the analysis of different kinds of Echinacea species. 用反相高效液相色谱-二极管阵列检测(RP-HPLC-DAD)技术,建立了同时满足不同品种、不同部位松果菊指纹图谱测定要求的色谱条件。
The product was confirmed as trimesic by using acid value titration, IR spectrum and liquid chromatogram. 利用酸值滴定、红外光谱和液相色谱等表征方法,确定产物为均苯三甲酸。
A Study of the Gentisic Acid and Its Glucoside in Tussah Cocoon by High-pressure Liquid Chromatogram 柞蚕茧中龙胆酸及其糖苷高压液相色谱研究
The extracts of hop with supercritical CO 2 were analyzed. The characteristics of extracts with supercritical CO 2 and liquid CO 2 was shown by gas chromatogram. 对啤酒花的超临界CO2萃取物的组分进行了分析,气相色谱图表明了超临界CO2和液态CO2萃取物的异同;
Analysis of trichloroisocyanuric acid by liquid chromatogram 三氯异氰尿酸的液相色谱分析
In order to understand its mechanism, steric exclusion liquid chromatogram ( SELC) was applied to measure the molecular weight distribution ( MWD) of membrane pollutants. 为了进一步研究相应的机理,采用空间排阻液相色谱(SELC)法对粉末炭投加前后膜污染物的分子量分布(MWD)进行了直接和间接的测定。
By high performance liquid chromatography with evaporative light scattering detection ( HPLC/ ELSD), we established the fingerprint chromatogram of QingKaiLing injection. 运用高效液相色谱/蒸发光散射检测器(HPLC/ELSD)建立了复方清开灵注射液的指纹图谱。
Both the gas fingerprint chromatography and the preprocessing of reverse liquid chromatogram have shown their faults in calculating oil production allocation of mingling recovery wells. 气相色谱指纹法的理论基础和反相液相色谱法的预处理方法在计算合采井原油产量分配时暴露出一些缺点。
Determination of malachite green and achromaticity malachite green in salmon with the method of liquid chromatogram 液相色谱法测定鲑鱼中孔雀绿和无色孔雀绿(通过原位氧化作用)残留量
To Measure the Content of Acetylene and Other Hydrocarbon in Liquid Oxygen by Gas Chromatogram 用气相色谱测定液氧中乙炔及其他碳氢化合物的含量
Method Set up dried orange peel, Chinese yam, thin layer chromatogram differentiation method and make a mistake herbaceous peony high-efficient liquid phase chromatogram content determining, method of glucoside of dangshen. 方法建立陈皮、山药、党参的薄层色谱鉴别方法和芍药苷的高效液相色谱含量测定方法。
RESULTS The chlortetracycline's epimer, tetracycline and its epimer, as impurities in chlortetracycline have been determined by the liquid chromatogram and its first order mass spectrum. 结果得到金霉素样品液相色谱图以及液相色谱峰对应的一级质谱图。对谱图进行分析归纳,推测金霉素样品中含有四环素、差向异构四环素和差向异构金霉素杂质组分。
Analysis of Trypsinase Peptide Mapping of Trichosanthin by Reverse-phase High Performance Liquid Chromatogram and MALDI-TOF-MS 高效液相色谱和基质辅助激光解析电离飞行时间质谱法分析天花粉蛋白胰酶肽图谱
The working performances of the freezing electric switch on controlling the conductive liquid circuit were summarized, and its potential applications in electrophoretic analysis, liquid chromatogram analysis or especially controlling the signal transmission across the neural network, are suggested. 总结了冻结性电开关在控制导电性液体电路方面的工作性能及其在电泳分析、液相色谱分析以及在控制神经网络中信号传输方面的潜在应用。
Conventional physical and chemical index, bacteriological index, aminophenol components, microelements of the monascus wine, yellow rice wine, white wine and beer are analyzed by the methods of high performance liquid chromatogram, atom absorption and spectrophotometer. 采用高效液相色谱、原子吸收和分光光度等方法分析了红曲酒、加饭酒、白葡萄酒和啤酒的常规理化指标、细菌学指标、氨基酸成分和微量元素。
At present, the methods to detect catecholamine include high voltage liquid chromatogram method, fluorescence method and so on. 目前临床中采用的各种儿茶酚胺的检测方法有高压液相色谱法和荧光法等,但其操作复杂,时效滞后,不能充分满足实际要求。
Used high performance liquid chromatography ( HPLC) method to assay the platycodon grandiflorum saponins and platycodon grandiflorum purification samples, analyzed the corresponding spectrum and chromatogram. determined the purified sample contains platycodon grandiflorum saponins. 采用高效液相色谱的方法对桔梗皂甙和桔梗纯化样品进行测定,分析对应的光谱和色谱图,确定纯化样品中含有桔梗皂甙。