Fluorescence sensor based on molecularly imprinted polymers and upconversion micro-particles@metal-organic frameworks for detection of fipronil [0.03%]
基于分子印迹聚合物和上转换微粒@金属有机骨架的荧光传感器检测氟虫腈
Shujuan Xiao,Muquan Li,Ziyang Wang et al.
Shujuan Xiao et al.
Fipronil is a broad-spectrum insecticide that is widely applied in agriculture, household, and public health applications. However, its abuse can lead to environmental pollution and endanger human health. Therefore, it is important to devel...
A Pt-loaded magnetic covalent organic framework with dual enzymatic activity for nanozyme-linked immunosorbent assay of SEB [0.03%]
一种具有双酶活性的Pt负载型磁性共价有机框架纳米酶及其在SEA免疫检测中的应用
Huiping Feng,Yue Sun,Jiang Wang et al.
Huiping Feng et al.
Staphylococcal enterotoxin B (SEB) is a major pathogenic factor in foodborne diseases, and its rapid and sensitive detection is crucial for early warning of food safety risks and public health protection. In this study, a colorimetric immun...
Determination of paraquat in drinking water by HPLC-UV using large-volume injection and a superficially porous particle HILIC column [0.03%]
使用大体积进样和表面多孔粒子亲水作用柱的高效液相色谱-紫外法测定饮用水中超痕量百草枯残留量
Ismael Dos S Belmonte,Tânia M Pizzolato,Mariana R Gama
Ismael Dos S Belmonte
Paraquat is a highly polar herbicide that can be detected in environmental water samples due to its unauthorized use in agriculture and its high mobility in aquatic systems. Its determination at trace levels remains analytically challenging...
Research on the detection method of eight benzene metabolites in urine based on UPLC-MS/MS [0.03%]
基于UPLC-MS/MS的尿液苯代谢物检测方法研究
Ling Sui,Qiuying Dong,Yudie Lu et al.
Ling Sui et al.
During the metabolic process of benzene and its derivatives in living organisms, a series of metabolic products are produced. These metabolites have significant application value in environmental monitoring, occupational health and disease ...
A fast method based on programmed temperature vaporization-mass spectrometry for the quantification of 17α-ethinylestradiol and drospirenone in contraceptive formulations [0.03%]
基于程序升温汽化-质谱法快速测定避孕药中炔雌醇和屈螺酮含量的方法
Pablo Álvarez Alonso,Iria González-Mariño,Miguel Del Nogal Sánchez et al.
Pablo Álvarez Alonso et al.
A rapid method has been developed for the determination of 17α-ethinylestradiol and drospirenone in contraceptive formulations. The method is based on the direct coupling of a programmed temperature vaporizer inlet to a quadrupole mass spe...
Gamma-hydroxybutyric acid (GHB) derivatization with N-(3-dimethylaminopropyl)- N'-ethylcarbodiimide (EDC): LC-HRAM-Orbitrap-MS characterization of GHB and deuterated GHB derivatives and application to blood, urine, and hair analysis [0.03%]
N-(3-二甲基氨基丙基)-N'-乙基碳二亚胺（EDC）衍生γ-羟基丁酸（GHB）：GHB和重氢GHB衍生物的LC-HRAM-Orbitrap-MS表征及其在血液、尿液和头发分析中的应用
Giampietro Frison,Arianna Negro,Flavio Zancanaro et al.
Giampietro Frison et al.
This paper describes a new analytical approach for determining gamma-hydroxybutyric acid (GHB) in biosamples using liquid chromatography-mass spectrometry (LC-MS) following derivatization with N-(3-dimethylaminopropyl)-N'-ethylcarbodiimide ...
Recent progress in metal-organic gels for fluorescent sensing: design, mechanisms, and applications [0.03%]
金属有机凝胶在荧光传感中的最新研究进展：设计、机理及应用
Xiao-Han Yuan,Xin-Yue Meng,Shuo Zhang et al.
Xiao-Han Yuan et al.
Metal-organic gels (MOGs) are a class of dynamic three-dimensional soft materials formed by the self-assembly of metal ions or clusters with organic ligands under mild conditions. Owing to their tunable porous structures, abundant active si...
Geographical origin traceability analysis of camellia oil based on headspace gas chromatography-ion mobility spectrometry and chemometrics [0.03%]
基于顶空气相色谱-离子移动谱联用技术及化学计量学的山茶油地理溯源分析
Shaojie Wu,Haojie Wu,Jirong Wu et al.
Shaojie Wu et al.
Camellia oil is highly valued for its nutritional benefits, but its premium market position has led to frequent mislabeling of geographical origin. To assess the feasibility of tracing camellia oil origin using GC-IMS combined with chemomet...
Electrochemical determination of dopamine using a flower-derived carbon quantum dots/polydopamine composite film modified electrode [0.03%]
花衍生碳量子点/聚多巴胺复合膜修饰电极的电化学测定多巴胺方法研究
Tanu Patel,Surendar Balu,Dhanraj Ganapathy et al.
Tanu Patel et al.
Carbon quantum dots (CQDs) are attracting interest as innovative nanomaterials for electrochemical sensing, owing to their robust photoluminescence, adjustable surface properties, and advantageous charge-transfer characteristics. This study...
Adhesive tape for spatially resolved and sensitive detection of lead in dust using XRF [0.03%]
用于X射线荧光空间分辨和灵敏检测灰尘中铅的胶带
Ornella Joseph,Vikrant Jandev,Zhutian Zhang et al.
Ornella Joseph et al.
A method for rapidly and quantitatively measuring lead (Pb) in dust has been developed. Different types of wiping materials were tested. Due to its adhesive properties and flatness when folded, painter's tape effectively picks up dust and, ...