Establishing carbon dots assisted high speed countercurrent chromatography and its application for efficient separation of rare earth element ions [0.03%]
建立碳点辅助高速逆流色谱法及其在稀土元素离子高效分离中的应用
Wenting Li,Wenjuan Wang,Yun Wei
Wenting Li
Rare earth elements with unique magnetic properties and optical properties, known as the 'industrial vitamin', has a very high commercial value. As a secondary resource of rare earth elements, low-concentration solution includes mixed rare ...
Exploring accurate mass measurements in pixel-based chemometrics: Advancing coffee classification with GC-HRMS-A proof of concept study [0.03%]
基于像素的化学计量学中准确质量测量的探索：结合GC-HRMS分类咖啡的概念验证研究
Andre Cunha Paiva,Carlos Alberto Teixeira,Leandro Wang Hantao
Andre Cunha Paiva
This paper presents a study that assesses the application of chemometrics for classifying coffee samples in a quality control context. High-resolution and accurate mass measurements were utilized as input for pixel-based orthogonal partial ...
Separation of weak acids, neutral compounds, and permanent anions using sequential elution liquid chromatography with tandem columns [0.03%]
采用串联柱顺序洗脱液相色谱分离弱酸、中性和永久性阴离子
Lauren Kline Lovejoy,Joe P Foley
Lauren Kline Lovejoy
This paper discusses the development of an analytical method by an alternative separation approach, sequential elution liquid chromatography (SE-LC), to separate permanently charged ions (anions), weak acids, and neutral compounds using ani...
Comparative analysis of the differences in volatile organic components of three lavender essential oils in Ili region using sensory evaluation, GC-IMS and GC-MS techniques [0.03%]
感官、气相色谱-离子迁移光谱和气相色谱-质谱联用分析伊犁三种薰衣草精油挥发性成分差异
Yuying Lin,Genfa Yu,Songxing Zhang et al.
Yuying Lin et al.
Lavender (Lavandula angustifolia Mill.) is a widely utilized aromatic plant, with the economic value of its essential oil (EO) largely dependent on its aroma. This study investigated the differences in volatile organic compounds (VOCs) with...
Comparative Study
Journal of chromatography. A. 2024 Aug 30:1731:465197. DOI:10.1016/j.chroma.2024.465197 2024
Fabrication of micron-sized boronate-decorated polyethyleneimine-grafted magnetic agarose beads for specific enrichment of ribonucleic acid [0.03%]
一种新型磁性氨基己糖珠的制备及其用于特异性富集rna研究
Chen-Ri Su,Shi-Song Yu,Jia-Meng Zhao et al.
Chen-Ri Su et al.
Exploiting high-performance magnetic beads for specific enrichment of ribonucleic acid (RNA) has important significance in the biomedical research field. Herein, a simple strategy was proposed for fabricating boronate-decorated polyethylene...
Design and fabrication of fluorous monoliths with tunable surface property for capillary liquid chromatography [0.03%]
可调节表面性质的全氟液相色谱整体柱的设计与制备
Rong Li,Yan Wang,Haiyue Zuo et al.
Rong Li et al.
Hierarchically porous monoliths with satisfactory properties have been employed in diverse fields, especially separation. In this study, pentafluorophenyl acrylate (PFPA), pentaerythritol tetraacrylate (PETA) and trimethylolpropane tris(3-m...
Improved hydrophobic subtraction model of reversed-phase liquid chromatography selectivity based on a large dataset with a focus on isomer selectivity [0.03%]
基于大规模数据集的反相液相色谱选择性改进疏水减除模型及异构体分离能力研究
Sarah C Rutan,Trevor Kempen,Tina Dahlseid et al.
Sarah C Rutan et al.
Reversed-phase (RP) liquid chromatography is an important tool for the characterization of materials and products in the pharmaceutical industry. Method development is still challenging in this application space, particularly when dealing w...
Facile preparation of covalent-organic framework composites for magnetic solid-phase extraction of naphthaleneacetic acid in food prior to HPLC-UV analysis [0.03%]
简便制备共价有机框架复合材料用于食品中萘乙酸的磁固相萃取及HPLC-UV测定前处理
Zi-Yu Li,Jia-Hui Zhu,Yu-Zhuo Xu et al.
Zi-Yu Li et al.
Novel magnetic covalent organic frameworks (COFs) were prepared by one-pot synthetic strategy and employed as an efficient adsorbent for magnetic solid-phase extraction (MSPE) of naphthaleneacetic acid (NAA) in food samples. Depending on th...
Enantioseparation of pesticides by gas chromatography. Measurement of association constants enantiomer-chiral selector [0.03%]
气相色谱法手性分离农药及对映体-手性选择剂缔合常数的测定
Emilia Frickel Critto,Daiana L Prince,Carlina Lancioni et al.
Emilia Frickel Critto et al.
In this study, the association constants of sixteen pesticides with the chiral selector octakis(6-O-tert-butyldimethylsilyl-2,3-di-O-acetyl)-γ-cyclodextrin were determined. The procedure only involved a few experimental measurements; namel...
Effects of molecule hydrophobicity and structural flexibility of appended bispecific antibody on Protein A chromatography [0.03%]
分子疏水性及双特异性抗体结构柔韧性对蛋白A层析的影响研究
Xinhui Wang,Nattha Ingavat,Jia Min Liew et al.
Xinhui Wang et al.
Appended bispecific antibody (aBsAb) with two single chain variable fragments (scFv) linked at the c-terminus of its heavy chains is one of the promising formats in bispecific therapeutics. The presence of hydrophobic and flexible scFv frag...