SPE相关论文
本实验采用固相萃取为样品前处理净化方式,并与气相色谱串联质谱法相结合,建立了针对茶叶中烯虫乙酯、烯虫炔酯、格螨酯、氟除草醚、......
电解水制氢技术作为当下的热门研究方向,其中最受关注的是析氢复合电极的开发利用。高效的析氢复合电极对于电解水制氢效率的提升......
研究旨在参加“蔬菜粉中阿维菌素检测”能力验证 , 促进试验室检测能力的提高。通过试验比较 QuEChERSn法和 SPE 固相萃取法对能力......
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Novel insights into the pathophysiology of varicocele and its association with reactive oxygen speci
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An increased amount of DNA fragmentation in the spermatozoa (SDF) is linked to male infertility.The Sperm Chromatin Stru......
本文从理论上分析了双模终端对语音编码方式的支持能力与CS域系统间切换KPI间的关系,并在TD-SCDMA系统中通过实际测试验证理论分析......
本试验探讨了影响GC/MS以及LC/MS/MS检测灵敏度的影响因素.对GC/MS法的固相萃取(SPE)和衍生化条件进行优化,测试了SPE、加热时间、......
Dynamic Equations of Tritium Concentration During Wastewater(Light Water)Containing Tritium Electrol
Nuclear facilities often produce some wastewater containing tritium,which cannot be discharged directly because of the r......
本文讨论了基于集对分析SPA的联系数的可拓SPE和基于集对联系值的模糊系统SPF,并提出联合应用SP(A+B+C+D+E+F)框图.......
Simultaneous quantification of neuroactive dopamine serotoninand kynurenine pathway metabolites in h
Neuroactivemetabolites in the dopamine, serotoninand kynureninemetabolic pathways play key roles in several physiologica......
大麻类物质持续成为高度滥用药物,同时,也有越来越多的地方认可其医疗性用途,这导致能够定量分析THC(四氢大麻酚)、其代谢物、以及相......
As for the essential role of copper in the growth of plants, the catalytic role of copper compounds in human and plenty ......
A novel mixed-mode C18SAX stationary phase and the application in the purification of aristolochic a
Reversed phase/ion exchange mixed-mode liquid chromatography plays a significant role in the separation of natural produ......
2-氨基-9H-吡啶并[2,3-b]吲哚(AαC),2-氨基-3-甲基-9H-吡啶并[2,3-b]吲哚(MeAαC)等杂环胺类(HAAs)为卷烟主流烟气中对吸烟者造成......
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Sensitive analysis of trace caffeine in human serum by HPLC using tetraazacalix[2]arene[2]triazine-m
In this paper,a rapid and effective SPE-HPLC method,using tetraazacalix [2] arene [2] triazine modified silica gel(NCSi)......
Determination of sulfonamides antibacteric in environmental water using HPLC based on a novel mixed-
In this paper,a rapid and effective high performance liquid chromatography(HPLC)method,using tetraazacalix[2]arene[2]tri......
Development of a fast analytical methodology based on SPE-UPLC-MS/MS for screening and determination
An approach for simultaneous determination of 170 emerging organic contaminants was developed based on group analysis us......
Direct Quantitative Method to Measure Glycidol Fatty Acid Esters in Edible Oils:Development and Glob
Recently, food trace substances (e.g., impurities, contaminants) have caused serious concerns worldwide.In striving for ......
Screening of tyrosinase inhibitors in Prunella vulgaris using the enzyme immobilized on magnetic bea
Tyrosinase is the key enzyme for synthesis of melanin,and has been recognized as the target for skin whitening [1]....
巯基化合物是一类重要代谢小分子,某些非挥发性的巯基化合物如谷胱甘肽,半胱氨酸是生物体内重要的抗氧化分子[1].啤酒是世界上消费......
BloodProcessor:A fully automated platform for in-line pretreatment on-line clean-up of whole blood s
The most common clean-up procedure for whole blood samples prior to (SPE)-LC-MS/MS is to precipitate the protein matrix ......
Sequential elution of multiphosphorylated peptides and monophosphorylated peptides with polar-copoly
Recent advances in mass spectrometry (MS) instruments, sample preparation techniques and data analysis tools make large-......
整体柱大致可分为无机硅胶整体柱、有机聚合物整体柱和有机-无机杂化整体柱三类,由于其具有双连续结构,传质阻力低,能够实现快速分离,......
Application of molecularly imprinted-solid-phase extraction in the separation and analysis of active
Molecular imprinting is a versatile and easy method to build selective recognition sites in a stable polymer matrix, and......
Preparation of Hollow Porous Molecularly Imprinted Polymers and Their Applications for Solid-Phase E
Porous polymers have been accepted as an effective material for high specific surface area in favor of mass transfer1, 2......
SIMULTANEOUS DETERMINATION OF PERFLUORINATED COMPOUNDS IN COASTAL SEAWATER BY LIQUID CHROMATOGRAPHY-
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首次合成了亲水性的壳聚糖修饰磁性碳材料(Fe3O4@C@CHI),首先利用FeCl3 为铁源,NaAc 为还原剂,以PEG 为辅助剂,在高温高压反应釜中......
4月15日,2021中国国际大豆食品加工技术及装备展览会(SPEE2021)在昆山花桥国际博览中心盛大举办。作为后疫情时代的豆制品装备首展......
The preparation of catechin-imprinted ploymers were implemented by a strategy of a low concentration of templete,in ......
In this report,a novel poly(N-isopropylacrylamide-glycidyl methacrylate-ethylene glycol dimethacrylate) [P(NIPAM-GMA-EDM......
元素的行为不仅取决于总量,更重要的是取决于其存在形态[1]。实现元素形态的原生态、无扰动分离分析是环境分析化学的热点课题......
贯叶金丝桃Hypericum perforatum提取物中的活性成分(酚酸类、黄酮类、萘并二蒽酮类和间苯三酚类)相当复杂,它们的含量受生态环境、生......
近年来,有报道称在美国境内发现饮用水和地表水中存在痕量水平的药物和其他不应存在的化学物质.由于这些被关注的新型污染物(CEC)通......
为探讨猪精子、水牛精子及食蟹猴精子分别注入到猪卵母细胞后原核形成及早期胚胎发育情况,利用屠宰场收集的猪卵母细胞,经体外成熟44......
斑点图像重建方法可以有效抑制大气湍流的影响,得到目标衍射极限像。然而系统静态像差破坏了波前的统计信息,降低了相位重建精度。......
建立使用固相萃取小柱净化样品,高效液相色谱荧光法测定食品中微量的罗丹明B的方法。以含水的甲醇对样品进行提取,使用正己烷对提......
At present, the spectral model is one of the most widely applied numerical models in the research of numerical predictio......
Precise vertical total electron contents (VTEC) and its time variation have been obtained by using GPS dual-frequency ob......
由介绍永久偶极子的春天精力的概念并且考虑溶剂分子的符合构造,在平衡并且非的静电的媒合精力的公式平衡从明确的溶剂计划被导出,与......
在美国进行的首次随机临床试验证明,锯齿棕能使BPH病人已肥大的前列腺组织缩小,同时一些研究也证实了锯齿棕提取物(SPE)减轻BPH症状......
南非钩麻Harpagophytum procumbens(Burch.)DC.eX.Meissn的次生根作为植物饮食补充剂或治疗炎症、风湿的天然药物被广泛使用。其根的极......