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Author: Günther Meinrath
Publisher: Springer Science & Business Media
ISBN: 3540712739
Category : Science
Languages : en
Pages : 341
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Book Description
Metrology and its applications e.g. in chemical or food analysis or in environmental monitoring are entering our daily life. This book provides a basic overview over the relevant metrological concepts like traceability, ISO uncertainties or cause-and-effect diagrams. The applications described in great detail range from progression-of-error type evaluation of the measurement uncertainty budget to complex applications like pH measurement or speciation calculations for aqueous solutions. The consequences of a measurement uncertainty concept for chemical data are outlined for geochemical modeling applied to transport in the subsurface and to nuclear waste disposal. Special sections deal with the deficits of existing thermodynamic data for these applications and with the current position of chemical metrology in respect to other quality assurance measures, e.g. ISO 900x, GLP, European and U.S.-American standards.
Author: Günther Meinrath
Publisher: Springer Science & Business Media
ISBN: 3540712739
Category : Science
Languages : en
Pages : 341
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Book Description
Metrology and its applications e.g. in chemical or food analysis or in environmental monitoring are entering our daily life. This book provides a basic overview over the relevant metrological concepts like traceability, ISO uncertainties or cause-and-effect diagrams. The applications described in great detail range from progression-of-error type evaluation of the measurement uncertainty budget to complex applications like pH measurement or speciation calculations for aqueous solutions. The consequences of a measurement uncertainty concept for chemical data are outlined for geochemical modeling applied to transport in the subsurface and to nuclear waste disposal. Special sections deal with the deficits of existing thermodynamic data for these applications and with the current position of chemical metrology in respect to other quality assurance measures, e.g. ISO 900x, GLP, European and U.S.-American standards.
Author: Werner Funk
Publisher: John Wiley & Sons
ISBN: 352760930X
Category : Science
Languages : en
Pages : 300
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Book Description
This best-selling title both in German and English is now enhanced by a new chapter on the important topical subject of measurement uncertainty, plus a CD-ROM with interactive examples in the form of Excel-spreadsheets. These allow readers to gain an even better comprehension of the statistical procedures for quality assurance while also incorporating their own data. Following an introduction, the text goes on to elucidate the 4-phase model of analytical quality assurance: establishing a new analytical process, preparative quality assurance, routine quality assurance and external analytical quality assurance. Besides updating the relevant references, the authors took great care to incorporate the latest international standards in the field.
Author: S. Mitra
Publisher: CRC Press
ISBN: 1482231638
Category : Science
Languages : en
Pages : 345
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Book Description
The study of the environment requires the reliable and accurate measurement of extremely small quantities of chemicals and the ability to determine if they are pollutants or naturally occurring species. Historically, a "dilute and disperse" method of waste disposal has been accepted; yet as we learn the long-term consequences of such an approach, it is clear that more rigorous waste management techniques are necessary to understand the sources and fates of contaminants and to regulate their discharge. This volume presents the details of the basic analytical science involved in making these measurements. It concentrates on the basic principles of sampling and sample preparation, followed by the chemical principles of the major instrumental methods used in chemical analysis, and detailed discussions of the major environmental matrices. This book also provides coverage of topics usually only partially discussed in textbooks, such as quality assurance plans and statistical data handling. Students majoring in environmental sciences need a foundation in measurement techniques used in the field. Environmental Chemical Analysis gives students a thorough grounding in this field and enough information to judge the quality and interpret the information produced in the analytical laboratory.
Author: Piotr Konieczka
Publisher: CRC Press
ISBN: 9780367571825
Category :
Languages : en
Pages : 280
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Book Description
This book provides practical information about quality assurance/quality control (QA/QC) systems, including definition of all tools, understanding of their uses, and an increase in knowledge about the practical application of statistical tools during analytical data treatment. Clearly written and logically organized, this book delineates the concepts of practical QA/QC, taking a generic approach that can be applied to any field of analysis. Using an approach grounded in hands-on experience, the book begins with the theory behind quality control systems and then moves on to discuss examples of tools such as validation parameter measurements, the use of statistical tests, counting the margin of error, and estimating uncertainty. The second edition features newly added chapters covering changes in the regulatory environment, internal quality-control and equivalence method. Over 80 examples are featured in this new edition, including Excel spreadsheets for users to problem solve. Quality Assurance and Quality Control in the Analytical Chemistry Laboratory: A Practical Approach, Second Edition is a great reference for students, laboratory employees, and academics working in the fields of analytical chemistry, pharmaceuticals, or life sciences. With its comprehensive coverage, this book can be of interest to researchers in the industry and academic, as well as government agencies and legislative bodies. Book jacket.
Author: James M. Beard
Publisher: CRC Press
ISBN: 1000402819
Category : Science
Languages : en
Pages : 445
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Book Description
This self-contained text offers all the information necessary for readers to understand the topics surrounding environmental science and the chemistry underlying various issues. Environmental Chemistry in Society, Third Edition, provides a foundation in science, chemistry, and toxicology, including the laws of thermodynamics, chemical bonding, and environmental toxins. This text allows readers to delve into environmental topics such as energy in society, air quality, global atmospheric concerns, water quality, and solid waste management. The arrangement of the book provides instructors with flexibility in how they present the material, with crucial topics covered first. This Third Edition has been updated throughout. The book provides a statement of learning outcomes at the beginning of every chapter, group work questions to encourage learning and environmental awareness, and discussion questions to develop critical thinking skills. The Third Edition includes more illustrations than previous editions, and the energy chapter of the Second Edition has been divided into two chapters in this edition to make the topic more manageable. An inclusive international approach highlights the contributions of scientists from around the world. Chemical structures are presented with inline figures. FEATURES Offers a user-friendly approach to appeal to students with little or no science background Presents a qualitative approach to the chemistry behind many current environmental issues Updates environmental data Includes a glossary of important terms The environmental data has been updated to include the effects of COVID-19. A test bank is available to instructors upon request.
Author: D. Brynn Hibbert
Publisher: Oxford University Press
ISBN: 0190289945
Category : Science
Languages : en
Pages : 321
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Book Description
Analytical chemical results touch everyones lives can we eat the food? do I have a disease? did the defendant leave his DNA at the crime scene? should I invest in that gold mine? When a chemist measures something how do we know that the result is appropriate? What is fit for purpose in the context of analytical chemistry? Many manufacturing and service companies have embraced traditional statistical approaches to quality assurance, and these have been adopted by analytical chemistry laboratories. However the right chemical answer is never known, so there is not a direct parallel with the manufacture of ball bearings which can be measured and assessed. The customer of the analytical services relies on the quality assurance and quality control procedures adopted by the laboratory. It is the totality of the QA effort, perhaps first brought together in this text, that gives the customer confidence in the result. QA in the Analytical Chemistry Laboratory takes the reader through all aspects of QA, from the statistical basics and quality control tools to becoming accredited to international standards. The latest understanding of concepts such as measurement uncertainty and metrological traceability are explained for a working chemist or her client. How to design experiments to optimize an analytical process is included, together with the necessary statistics to analyze the results. All numerical manipulation and examples are given as Microsoft Excel spreadsheets that can be implemented on any personal computer. Different kinds of interlaboratory studies are explained, and how a laboratory is judged in proficiency testing schemes is described. Accreditation to ISO 17025 or OECD GLP is nearly obligatory for laboratories of any pretension to quality. Here the reader will find an introduction to the requirements and philosophy of accreditation. Whether completing a degree course in chemistry or working in a busy analytical laboratory, this book is a single source for an introduction into quality assurance.
Author: Bernd W. Wenclawiak
Publisher: Springer Science & Business Media
ISBN: 3642136095
Category : Science
Languages : en
Pages : 343
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Book Description
knowledge. This material provided has been collected from different sources. One important source is the material available from EURACHEM. Eurachem is a network of organisations in Europe having the objective of establishing a system for the international tra- ability of chemical measurements and the promotion of good quality practices. It provides a forum for the discussion of common problems and for developing an informed and considered approach to both technical and policy issues. It provides a focus for analytical chemistry and quality related issues in Europe. You can find more information about EURACHEM on the internet via “Eurachem –A Focus for Analytical Chemistry in Europe” (http://www.eurachem.org). In particular the site Guides and Documents contains a number of different guides, which might help you to set up a quality system in your laboratory. The importance of quality assurance in analytical chemistry can best be described by the triangles depicted in Figs. 1 and 2. Quality is checked by testing and testing guaranties good quality. Both contribute to progress in QA (product control and quality) and thus to establishing a market share. Market success depends on quality, price, and flexibility. All three of them are interconnected. Before you can analyse anything the sample must be taken by someone. This must be of major concern to any analytical chemist. There is no accurate analysis wi- out proper sampling. For correct sampling you need a clear problem definition. There is no correct sampling without a clear problem definition
Author: James Girard
Publisher: Jones & Bartlett Learning
ISBN: 0763759392
Category : Science
Languages : en
Pages : 715
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Book Description
Planet Earth : rocks, life, and history -- The Earth's atmosphere -- Global warming and climate change -- Chemistry of the troposphere -- Chemistry of the stratosphere -- Analysis of air and air pollutants -- Water resources -- Water pollution and water treatment -- Analysis of water and wastewater -- Fossil fuels : our major source of energy -- Nuclear power -- Energy sources for the future -- Inorganic metals in the environment -- Organic chemicals in the environment -- Insecticides, herbicides, and insect control -- Toxicology -- Asbestos -- The disposal of dangerous wastes.
Author: Günther Meinrath
Publisher: Springer Science & Business Media
ISBN: 3540712712
Category : Science
Languages : en
Pages : 341
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Book Description
Metrology and its applications e.g. in chemical or food analysis or in environmental monitoring are entering our daily life. This book provides a basic overview over the relevant metrological concepts like traceability, ISO uncertainties or cause-and-effect diagrams. The applications described in great detail range from progression-of-error type evaluation of the measurement uncertainty budget to complex applications like pH measurement or speciation calculations for aqueous solutions. The consequences of a measurement uncertainty concept for chemical data are outlined for geochemical modeling applied to transport in the subsurface and to nuclear waste disposal. Special sections deal with the deficits of existing thermodynamic data for these applications and with the current position of chemical metrology in respect to other quality assurance measures, e.g. ISO 900x, GLP, European and U.S.-American standards.
Author: J. Dux
Publisher: Springer Science & Business Media
ISBN: 1475753772
Category : Medical
Languages : en
Pages : 205
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Book Description
xii a second edition might be in order, and readily agreed. Although the basic principles remain the same, discussions with analysts, laboratory supervisors, and managers indicated many areas where improve ments could be made. For example, new chapters have been added on sampling and quality assurance; laboratory facilities and quality assurance; and auditing for quality assurance. Very little of the first edition has been discarded, but many topics have been expanded considerably. The chapter on computers has been completely rewritten in view of the rapid changes in that field. The chapter in the first edition on planning and organizing for quality assurance has been split into two chapters, one on planning for quality assurance and the other on organizing and establishing a quality assurance program, and new material on mandated quality assurance programs has been combined with the material on laboratory accreditation. Numerous examples, especially those involving mathematical calculations, have been added at the suggestion of some readers. In short, this edition is very nearly a new book, and I can only hope it is as well received as the first edition. CHAPTER 1 Quality, Quality Control, and Quality Assurance One of the strongest trends in modem society is the continuing ev olution from a manufacturing to a service-oriented economy.
