优化色谱条件,提高检测灵敏度。
The conditions of chromatography was optimized, and the detection sensitivity improved.
研究和讨论了裂解和色谱条件对分析的影响。
The effects of pyrolytic and chromatographic conditions on analysis were studied and discussed.
对样品预处理和高效液相色谱条件进行优化。
Chromatographic condition and sample pretreatment methods were optimized.
研究了五种磺胺类药物残留的提取、净化和色谱条件。
The extraction and purification methods and the chromatographic conditions were studied.
研究了色谱条件如洗脱剂组成、流速和柱温对分离的影响。
The effect of the chromatographic conditions such as composition of the eluent, flow rate and column temperature on the separation was studied.
此外,还在毛细管液相色谱条件下比较了这两种整体柱的表现。
Additionally, the comparison of these two kinds of monolithic columns was performed by capillary liquid chromatography.
结果在选定的薄层色谱条件下,层析斑点清晰,分离效果较好。
Results Under the selected condition, clear and distinguishable spots were detectable and the separating result was satisfactory.
目的探讨GC-MS建立中药特征指纹图谱色谱条件的参数设置。
Objective:To discuss the Chromatographic conditions of GC-MS fingerprint of TCM.
首次报道了丁草胺和西草净在同一色谱条件下的气相色谱定量分析。
Under the same chromatographic condition, gas chromatography quantitative analysis of the butachlor and simetryne were discribed.
前言:目的:优化九节茶薄层鉴别色谱条件,以提高鉴别的灵敏度。
Objective: to improve a TLC identification condition for Glabrous Sarcandra Herb to enhance its sensitivity.
在选用的色谱条件下,难分离物质对邻、对甲基苯胺的分离度达4。
The resolution was 4 for the separation of the most difficult isomers such aso-toluidine and p-toluidine.
通过对气相色谱条件的优化,建立了三唑酮及其主要杂质的定量分析方法。
On this basis, The quantity method of main impurities and triadimefon was set up by the optimization of gas chromotophy.
在选定的色谱条件下,仪器均有良好的稳定性,且所测组分定量结果的重复性好。
Under the chosed chromatography condition, the stability of the apparatus was better and the quantitation results of the determined component had better repeatability.
研究了水中7种痕量酚类物质的前处理方法和采用高效液相色谱分析的色谱条件。
The pretreatment methods of seven trace phenols in water and the conditions of using high performance liquid chromatography were studied.
方法:固定其他色谱条件,改变流动相组成与配比,以分离结果的优劣优化流动相。
METHODS: Fixing other conditions than the composition and ratio of the mobile phase, estimate the optimum according to the separation results.
研究从毛杨梅树皮中提取杨梅醇的工艺条件及用HPLC法测定其含量的色谱条件。
The extraction conditions of myricanol in Myrica esculenta bark were studied and its content was determined by HPLC.
改变色谱条件可改变金属螯合配体和蛋白质间的作用力,提高金属螯合色谱的选择性。
The interaction between the metal chelate ligand and proteins and the selectivity of metal chelate chromatography can be changed through changing chromatographic conditions.
采用HPLC-DAD指纹图谱技术研究峨眉产味连指纹图谱,并进行色谱条件优化;
The HPLC-DAD method was applied to research the fingerprint of the Emei's Coptis chinensis Franch and the conditions of chromatogram.
对提取试剂、流动相条件、最大吸收波长进行了研究,确定了最佳提取方法及色谱条件。
The optimal extraction conditions and HPLC chromatographic conditions were confirmed by investigating the extracting solvent, mobile phase type and maximum absorption wavelength.
目的研究盐酸坦洛新对映体在纤维素衍生物及蛋白质固定相上的保留行为,优化色谱条件。
OBJECTIVE To develop a HPLC method for the separation of the enantiomers of tamsulosin hydrochloride using derivatized cellulose and protein chiral stationary phases.
本文研究了用酒石酸-甘露醇作淋洗液,氢氧化钠作再生液测定土壤和植物中硼酸的离子排斥色谱条件。
The conditions of ion exclusion chromatography was applied to the determination of boric acid in soil and plants were explored with tartaric acid - mannitol as eluent and NaOH as regenerant.
文中对仪器装置、色谱条件、样品处理、干扰物的消除、最小检测浓度、重复性、方法应用等进行了报导。
Instrumental installation, column, conditions, sample disposal, interfering component elimination, minimum detectable concentration, repeatability and applications cf the method were reported.
对顶空条件和色谱条件进行了研究和优化,建立了污水中甲醛的自动静态顶空-毛细管气相色谱的检测方法。
The conditions of headspace has been tested and optimized, and the method for determination of formaldehyde in water by automatic static-headspace capillary gas chromatography is built.
并对色谱柱、载气流速、柱温溶剂、进样量等色谱条件的选择,以及试样与溶剂的体积比的选择进行了实验。
The selection of chromatographic column, flow rate of carrier gas, column temperature, solvent, sample size and the column ratio of sample and solvent were experimented.
结果表明,选定的色谱条件对食品样品中混合色素的分离具有分离效果好、抗干扰能力强和测定灵敏度高的特点。
The results showed that the chosen experimental conditions and method had preferable separated effect, strong anti-interference ability and high sensitivity.
实验考察了裂解时间和裂解温度对裂解反应的影响,在此基础上确定了裂解色谱条件,并分析了渣油裂解产物的组成。
The influences of pyrolysis time and pyrolysis temperature have been studied and the analytical methods of pyrolysis were set up.
本文通过三例药品标准中的H PL C法试验,对HPL C法色谱条件的优化和系统适应性试验的重要性进行了讨论。
The purpose of this paper is to evaluate a system suitability method and HPLC operating conditions by three pharmaceutical analysis studies.
采用气相色谱和硫化学发光检测器(GC -SCD)技术,通过对色谱条件进行优化,建立了液化气中硫化物形态分布的测定方法。
Determination method of sulfur compounds in LPG was established by applying gas chromatography with sulfur chemiluminescence detector (GC-SCD) through optimizing the GC condition.
方法:采用高效液相色谱法对该药中的黄苓苷含量测定,色谱条件:选用十八烷基硅烷键合硅胶,以甲醇:水: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.
方法:采用高效液相色谱法对该药中的黄苓苷含量测定,色谱条件:选用十八烷基硅烷键合硅胶,以甲醇:水: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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