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Analytical chemistry with biosolvents

One of the current trends in green analytical chemistry is the introduction of green solvents, some of which are biobased. At the same time, the development of the biorefinery concept has allowed ... that the biobased solvents applied in analytical chemistry are not always green, as some of them are toxic towards aquatic organisms. Open image in new window Graphical abstract

Automation in analytical chemistry—from rule of thumb to fully automated methods. Some philosophies and social consequences

analytical chemistry. Hydrometers, burettes, pipettes, polarimeters, viscometers, bunsen burners, colorimeters, and a whole host of varied and important instruments became available to the laboratory during ... industrial research and a greater speed and sensitivity in repeated analyses more than justified initial costs. The theory of analytical chemistry became more refined towards the end of the 19th century, and

Decision criteria for the selection of analytical instruments used in clinical chemistry: I Introduction

International Journal of of analytical instruments used R. Haeckel 0 0 Institute for Clinical Chemistry, Medical School , Hannover, W. Germany ASSOCIATE Members of the Expert Panel on ... (Singapore, October 1979). The selection of analytical instruments is a very complex problem for a clinical chemistry laboratory. The reason lies in the fact that medical, methodological, instrumental and

Química Analítica: Una Oportunidad para la Inclusión de Aspectos Sociales y Culturales en Ingeniería Química

The purpose of this article is to analyze and identify the type of social and cultural aspects that can be included during the teaching of a technical course such as Analytical Chemistry. To this end ... are included in the courses: chemical analysis, sampling criteria and the interrelation science-technology-society-environment and social aspects. The programs of analytical chemistry courses do not

El constructivismo y la química analítica del profesor Gaston Charlot

The structure of analytical chemistry designed by Prof. Gaston Chariot in France, about 1940, begins with a very simple model of chemical reaction, understood as a process in which a donor gives only ... , among others. This approach permits to plan and resolve complex problems of analytical and industrial chemistry. In the present work we show the analogies of the analytical chemistry proposed by G

Microssistemas de análises químicas: introdução, tecnologias de fabricação, instrumentação e aplicações

The amazing world of micro total analysis systems has provided a true revolution in analytical chemistry in recent years. The application of the microfluidic devices for chemical and biochemical ... related to the miniaturization science in Analytical Chemistry. Historical progress, microfabrication technologies, required instrumentation and applications of the mTAS are presented in the current article

Analytical methods for the determination of paracetamol, pseudoephedrine and brompheniramine in Comtrex tablets

.Pharmaceutical Analytical Chemistry Department, Faculty of PharmacyOctober University for Modern Sciences and Arts6th of October CityEgypt2.Analytical Chemistry Department, Faculty of PharmacyHelwan ... UniversityCairoEgypt3.Analytical Chemistry Department, Faculty of PharmacyCairo UniversityCairoEgypt4.Pharmaceutical Chemistry Department, Faculty of Pharmaceutical Sciences and Pharmaceutical IndustriesFuture University

Um estudo em química analítica e a identificação de cátions do grupo III

classes in the Qualitative Analytical Chemistry subject. The material was elaborated in the perspective of contributing to the student's learning, by dialoguing and discussing with them in these classes ... article presents a support material to help students of the Chemistry course in the understanding of chemical concepts involved in the identification and separation of cations made in practice classes in

The Rise of Environmental Analytical Chemistry as an Interdisciplinary Activity

, effects, reactions, and fates of chemical and biochemical species in air, soil, and water environments and, importantly, human effects on these) and analytical chemistry (the study of the chemical ... composition of mixtures[2]) are, and always have been, closely related. Environmental chemistry relies on analytical chemistry to deliver its aims. Equally, much of analytical chemistry is driven by the

Ionic liquids as tunable materials in (bio)analytical chemistry

within the electrochemistry community. Synthetic - Published in the topical collection Ionic Liquids as Tunable Materials in (Bio)Analytical Chemistry with guest editors Jared L. Anderson and Kevin D ... . The highly unique and tunable physicochemical properties of ILs have attracted significant attention from the analytical chemistry community. This topical collection of articles includes articles from

Adaptación de las prácticas de Análisis Instrumental al Espacio de Convergencia Europeo: Elaboración de Material Didáctico

This paper presents the development of an educational innovation project done by the faculty team of the Department of Analytical Chemistry of the University of Huelva in Spain, as part of the course ... of Huelva in Spain, as part of the course Instrumental Analysis of the major B.Sc. in Chemistry. This project tries to move to the laboratories a wider concept of self-learning, promoting the capacity

Current state of analytical chemistry teaching in Russian universities

). She is a full chair professor in analytical chemistry in the Department of Chemistry, MSU. She is also Head of the Commission on Teaching Analytical Chemistry in Russian Universities and Head o f t h e ... C o m m i s s i o n o n B i o c h e m i c a l M e t h o d s o f A n a l y s i s o f t h e S c i e n t i f i c Council on Analytical Chemistry of the Russian Academy of Sciences. Her research interests

Automation in clinical chemistry: developments and recent trends

:/ International Hindawi Publishing Corporation ht p:/ International Journal of Photoenergy International Journal of Analytical Chemistry Advances in Physical Chemistry Hindawi ... Journal of Applied Chemistry Hindawi Publishing Corporation ht p:/ Theoretical Chemistry Chromato graphy Research International Journal of Anderson , N. G. ( 1969 ) Analytical

Estrategias en el desarrollo de métodos analíticos para la determinación simultánea de compuestos orgánicos por espectrofotometría derivada

control. This experimental work, it is proposed in order to being applied to undergraduates into laboratories of analytical chemistry. Furthermore, it is given the integration of the theoretical knowledge ... analytical methods for simultaneous determination of organic compounds by derivative spectrophotometry     M. Inés ToralI,*; Sandra OrellanaI; Marta SaldíasI; César SotoII IDepartamento de Química

Analytical chemistry for a sustainable society – trends and implications

, Department of Chemistry, Lund University , P.O. Box 124, 22100 Lund , Sweden 1 Analytical Chemistry, Department of Chemistry - BMC, Uppsala University , P.O. Box 599, 75124 Uppsala , Sweden 2 Charlotta Turner ... Analytical chemistry plays an enormous role in our society, such as in drug manufacturing, process control in industry, environmental monitoring, medical diagnostics, food production, and forensic surveys. It

Atmospheric Chemistry and Air Pollution

Atmospheric chemistry is an important discipline for understanding air pollution and its impacts. This mini-review gives a brief history of air pollution and presents an overview of some of the basic ... that oxidation, not reduction, was at hand[5,6]. As Edgar Stephens pointed out in his paper on smog studies of the 1950s[4], "the state of the art of analytical chemistry in 1945 was inadequate to deal

Nontherapeutic equivalence of a generic product of imipenem-cilastatin is caused more by chemical instability of the active pharmaceutical ingredient (imipenem) than by its substandard amount of cilastatin

, lung and brain infection models. Both pharmaceutical forms were then subjected to analytical chemistry assays (LC/MS). Results and conclusion The generic product had 30% lower concentration of cilastatin ... logarithmic plots of API concentration, pH or optical density versus time were constructed to determine the rate and order of imipenem degradation. Qualitative assay for mass spectrometry. Analytical chemistry


Analytical Chemistry, AOAC and acceptability was assessed with untrained panelists using a hedonic scale for taste, color, smell and texture, obtaining good sensory acceptance. The proximal contents were ... . NOTAS   *autor a quien debe ser dirigida la correspondencia   REFERENCIAS   AOAC, Association of official Methods of Analytical Chemist Inc. Washington, U.S.A., Chapter 32: 1, 2, 5 y 14 (2003