derivatization相关论文
Endogenous ribonucleotides(RNs)and deoxyribonucleotides(dRNs)are important metabolites related to the pathogenesis of ma......
Methoxime (MO) derivatization for simultaneous determination of steroid endocrine disrupting chemica
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Improved analysis of oligosaccharides for matrix-assisted laser desorption/ionization time-of-flight
Analyses of oligosaccharides by matrix-assisted laser desorption/ionization time-of-flight mass spectrometry (MALDI-TOF ......
Graphene Based Soft Nanoreactors for facile “one-step” Glycan Enrichment and Derivatization for MALD
Protein glycosylation is involved in the control of many important biological processes and structural alterations of th......
Both of short chain and long chain free fatty acids metabolome using isotope dilution and derivatiza
Free fatty acids(FFAs)play pivotal roles in various physiological functions,like inflammation,insulin resistance,hyperte......
New Analytical method for study of metabolism of gentiopicroside in rat after oral administration by
The metabolism of gentiopicroside in vivo was studied for the first time by LC/MS following picolinoyl derivatization.In......
Bisphenol A (BPA) among the groups of endocrine disrupting chemicals (EDCs) has aroused growing concerns because of thei......
Derivatization for Nontargeted Screening of Acids in Oilfield Refinery Wastewater:Identification and
The nontargeted scanning chemical profiling approach has shown great potential to identify unknown pollutants or novel b......
New Derivatization Approach for the Analysis of Brassinosteroids by Ultra High Performance Liquid Ch
Brassinosteroids (BRs), the sixth class of plant hormones, play essential role on cell elongation and division and many ......
Analysis of carbohydrates in lung tissues using gas chromatography-mass spectrometry preceded by der
With the development of analytical instrument and analytical techniques, sample preparation has become an important fact......
As a kind of new sample preparation technique, solid-phase microextraction (SPME) possesses several advantages and has b......
Persistent organic pollutants(POPs)are one class of environment pollutants that proved to be harmful to the environment ......
Determination of thiocyanate in milk and milk powder by derivatization with pentafluorobenzyl Bromide using n-hexadecylt......
Chinese spirit is a complex mixture of chemicals, and contains hundreds chemical constituents.Its main classes include e......
Rapid Characterization and Quantification of Phospholipid Molecular Species in Human Plasma by Solid
In this study,a novel strategy by using solid phase extraction(SPE)coupled with shotgun-mass spectrometry based on t......
Anabolic steroids are currently a class of abused drugs.Because of their anabolic effects, they can enhance nitrogen......
Low-temperature Precipitation for the Determination of Residual Organotin Compounds in Plant Oil usi
By applying frozen liquid-liquid extraction to remove the oil ingredient of samples,a method for the simultaneous de......
The selenium derivatization of nucleic acids is a novel and promising strategy for 3D structure determination of nucleic......
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High-Performance Liquid ChromatographicDeterminationOfN-NitrosoaminesbyPre-ColumnFluorescenceDerivatizationwith9-Ph......
GC-NICI-MS analysis of acetazolamide and other sulfonamide (R-SO2-NH2) drugs as pentafluorobenzyl de
Acetazolamide (molecular mass (MM), 222) belongs to the class of sulfonamides (R-SO2-NH2) and is one of the strongest ph......
目的制备辣根过氧化物酶催化交联的透明质酸水凝胶,并考察其性能。方法透明质酸经酪胺修饰后,在辣根过氧化物酶及H_2O_2催化下形成......
采用五氟苯甲基溴(PFBBr)衍生、顶空固相微萃取(HS-SPME)结合气相色谱质谱仪(GC-MS)测定了啤酒中的硫化氢。顶空固相微萃取采用65......
采用气相色谱-电子电离源/负离子化学电离源质谱法(GC-EI/NCIMS)鉴定和相对定量测定烟草中4种苯丙烷类葡萄糖苷。烟样经甲醇提取,X......
采用丹酰氯柱前衍生,建立了HPLC荧光法测定食品接触材料中烷基酚类化合物迁移量的分析方法。结果表明:在0.1~10.0μg/m L范围内,线......
建立了热解吸-气相色谱-质谱(TD-GC-MS)测定日本遗弃化学武器销毁废气中路易氏剂(L)的方法,优化了TD-GC-MS方法检测废气中L的衍生......
心得宁的丹磺酰氯衍生物具有强的荧光及磷光,可用于心得宁的发光分析.该文详细研究了心得宁同丹磺酰氯衍生的反应条件及检测衍生物......
A validated HPLC method for the determination of donepezil in human plasma after derivatization with
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建立了分析兔血浆中游离脂肪酸(Free fatty acid, FFA)的三甲基硅烷衍生化GC-MS方法.兔血浆样品经N,O-双(三甲基甲硅烷基)三氟乙酰......
目的:制备甘露聚糖肽滴鼻液,并对其进行质量控制。方法:以水为溶媒、氯化钠为渗透压调节剂、甘露聚糖肽为主药,制备甘露聚糖肽滴鼻......
Determination of Sulfadiazine Based on Its Derivatization with Fluorescamine by Self-Ordered Ring Fl
A self-ordered ring(SOR) fluorescence microscopic imaging technique has been developed for the determination of trace am......
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Determination of 4-tert-octylphenol in surface water samples of Jinan in China by solid phase extrac
Octylphenols, considered as xenoestrogens, mainly exist as 4-tert-octylphenol (OP) in aquatic environments. The high sta......
Application of comprehensive two-dimensional gas chromatography with mass spectrometric detection fo
Pharmaceutical residues have become tightly controlled environmental contaminants in recent years, due to their increasi......
目的:本文首次建立了用1-苯基-3-甲基-5-吡唑啉酮(PMP)作为柱前衍生化试剂对3-O-甲基-葡萄糖(3-OMG)进行衍生化的方法,并应用此方......
[目的]采用衍生化建立一个便捷和高效的水中微囊藻毒素(MC)氧化产物2-甲基-3-甲氧基-4-苯基丁酸(MMPB)气相色谱-质谱仪联用(GC-MS)......
目的采用手性固定相高效液相色谱法拆分异丙肾上腺素对映体。方法以氯甲酸苄酯作为非手性衍生化试剂,与异丙肾上腺素进行衍生化反......
p-Hydrazinobenzenesulfonic Acid Derivatives of Carbohydrates and Their Capillary Zone Electrophoresi
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Spectrofluorimetric Determination and Validation of Biotin in Pure and Dosage Form via Derivatizatio
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Using Chemical Derivatization to Determine the Human Urinary Acidic Catecholamine Metabolites Quanti
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Determination of Ciprofloxacin in Human Plasma and Urine by Precolumn Derivatization High Performanc
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Sensitive Spectrofluorimetric Method of Analysis for Gabapentin in Pure and Pharmaceutical Preparati
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Determination of Taurine in Biological Samples by High-Performance Liquid Chromatography Using 4-Flu
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
主要对NMR技术在结构研究、衍生化反应、多糖的水解反应中的应用进行了介绍....
Determination of Taurine in Biological Samples by High-Performance Liquid Chromatography Using 4-Flu
Objective A highly sensitive and rapid high-performance liquid chromatography method with pre-column derivatization with......
Determination of Sulfadiazine Based on Its Derivatization with Fluorescamine by Self-Ordered Ring Fl
A self-ordered ring (SOR) fluorescence microscopic imaging technique has been developed for the determination of trace a......
Determination of Amino Acids in Panax notoginseng by Microwave Hydrolysis and Derivatization Coupled
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p-Hydrazinobenzenesulfonic Acid Derivatives of Carbohydrates and Their Capillary Zone Electrophoresi
p-Hydrazinobenzenesulfonic acid is explored as a novel ultraviolet labeling reagent for capillary electrophoresis (CE) o......
A liquid chromatography(HPLC)method with UV detection was developed for determination of sodium hyaluronate in pharmaceu......
Carboxymethyl-β-cyclodextrin for Chiral Separation of Amino Acids Derivatized with Fluorescene-5-iso
A method using carboxymethyl-β-cyclodextrin(CM-β-CD) as selector for chiral separation of amino acids by capillary ele......
