Results 61 to 70 of about 404,635 (144)

Electrochemically Pretreated Carbon Microfiber Electrodes as Sensitive HPLC-EC Detectors

The Scientific World Journal, 2012
The paper focuses on the analysis and detection of electroactive compounds using high-performance liquid chromatography (HPLC) combined with electrochemical detection (EC).
Zdenka Bartosova, Daniel Riman, Petr Jakubec, Vladimir Halouzka, Jan Hrbac, David Jirovsky   +5 more
doaj   +1 more source

Liquid chromatography tandem mass spectrometry analysis of synthetic coccidiostats in eggs [PDF]

, 2017
Coccidiostats are synthetic drugs administered to animals, especially to poultry, to cure coccidiosis. In this paper, we present a selective liquid chromatography-tandem mass spectrometry (LC-MS/MS) method to analyze residues of five synthetic ...
Buiarelli, Francesca, DI FILIPPO, Patrizia, Giannetti, Luigi, Neri, Bruno, Pomata, Donatella, Rago, Daniela, Riccardi, Carmela   +6 more
core   +1 more source

Cultivar Variation for Capsaicinoid Content in some Processed Products of Chilli

Journal of Horticultural Sciences, 2015
Determination of capsaicinoids content in various products from seven chilli cultivars was made. Capsaicin, the major element among capsaicinoids, is found primarily in the fruit of Capsicum to which it provides spicy flavor.
M Bhagawati, A Saikia
doaj   +1 more source

Analytical methods in wineries: is it time to change? [PDF]

, 2005
A review of the methods for the most common parameters determined in wine—namely, ethanol, sulfur dioxide, reducing sugars, polyphenols, organic acids, total and volatile acidity, iron, soluble solids, pH, and color—reported in the last 10 years is ...
Andersen S. K., Anon, Arnes S., Belton P. S., Bi L. J., Billingsley A., Cardwell T. J., Cardwell T. J., Chen S. G., Chmilenko F. A., Cserhati T., Dai G. S., Dell´Oro V., Edberg U., Escobal A., Fang G. Z., Feng Z., Ga R. D., Gao Z. F., González-Rodríguez J., Guan J. R., Hu J. Y., J. González-Rodríguez, Kaufmann A., Kawamura Y., Kosir I. J., Kupina S. A., Lodi G., Luo H. Q., M. D. Luque de Castro, Mannino S., Miao J. G., Mou S., Olalla M., P. Pérez-Juan, Patz C. D., Polo M. C., Rapp A., Ribereau-Gayon J., Scollary G. R., Sebecic B., Vereda-Alonso E., Wang J. H., Wang J. S., Wang X. H., Wu X., Wu X. L., Yan J., Yu H., Zhang W., Zhang W., Zhou H.   +51 more
core   +1 more source

A liquid chromatography tandem mass spectrometry method for simultaneous analysis of 46 atmospheric particulate-phase persistent organic pollutants and comparison with gas chromatography/mass spectrometry, [PDF]

, 2017
A novel multi-analyte method for the simultaneous determination of 46 compounds of environmental concern, most of them belonging to the category of persistent organic pollutants, was developed using high-performance liquid chromatography and the results ...
Buiarelli, Francesca, Di Filippo, Patrizia, Pomata, Donatella, Riccardi, Carmela, Bartocci, Martina   +4 more
core   +1 more source

Qualitative and Quantitative Analysis of the Major Constituents in WLJ Herbal Tea Using Multiple Chromatographic Techniques

Molecules, 2018
Quality control of Chinese herbal tea remains a challenge due to our poor knowledge of their complex chemical profile. This study aims to investigate the chemical composition of one of the best-selling and famous brand of beverage in China, Wanglaoji ...
Chao-Zhan Lin, Run-Jing Zhang, Yu-Feng Yao, Xiao-Dan Huang, Rong-Bo Zheng, Bo-Jian Wu, Chen-Chen Zhu   +6 more
doaj   +1 more source

Performance of the Roche Total Mycophenolic Acid® assay on the Cobas Integra 400®, Cobas 6000® and comparison to LC-MS/MS in liver transplant patients [PDF]

, 2011
Background: Mycophenolic acid (MPA) is an immunosuppressant for which therapeutic drug monitoring (TDM) is performed for optimal prophylaxis and avoidance of toxicity in transplant patients.
Decavele, An-Sofie, FAVOREEL, NIELS, VANDER HEYDEN, FIEN, Verstraete, Alain   +3 more
core   +1 more source

The Occurrence of Mycotoxins in Beers from Retail Shops

Kvasný průmysl, 2017
In 2016, contents of mycotoxin deoxynivalenol, its metabolite deoxynivalenol-3-β-D-glucopyranoside and ochratoxin A, in beers from Czech, Polish and Slovak retail shops were studied. Totally, 30 beer samples were analyzed.
Sylvie Běláková, Simona Wawroszová, Karolína Benešová   +2 more
doaj   +1 more source

Ion liquid chromatography on-a-chip with beads-packed parylene column [PDF]

, 2004
A parylene-MEMS ion-exchange Liquid Chromatography (LC) chip is presented here. The chip is integrated with microfluidic I/O ports, a separation column, frits/filters, and a conductivity detector.
He, Qing, Lee, Terry D., Pang, Changlin, Tai, Yu-Chong   +3 more
core  

Concept of ecologically acceptable chromatographic methods: Case study on the separation of dronedarone hydrochloride and its degradation products [PDF]

Arhiv za farmaciju
Recently, concern about the environmental impact of drug analysis methods has increased significantly. Reversed-phase high-performance liquid chromatography (RP-HPLC), the predominant technique in drug analysis, relies heavily on organic solvents such as
Đajić Nevena, Krmar Jovana, Stojanović Jevrem, Svrkota Bojana, Otašević Biljana, Malenović Anđelija, Protić Ana   +6 more
doaj   +1 more source