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Books > Science & Mathematics > Science: general issues > Scientific equipment & techniques, laboratory equipment > General
* Expert, up-to-date guidance on the appropriate techniques of
local chemical analysis
Statistical methods are essential tools for analysts, particularly those working in Quality Control Laboratories. This book provides a sound introduction to their use in analytical chemistry, without requiring a strong mathematical background. It emphasises simple graphical methods of data analysis, such as control charts, which are a key tool in Internal Laboratory Quality Control and which are also a fundamental requirement in laboratory accreditation. A large part of the book is concerned with the design and analysis of laboratory experiments, including sample size determination. Practical case studies and many real datasets, from both QC laboratories and the research literature, are used to illustrate the ideas in action. The aim of Statistics for the Quality Control Chemistry Laboratory is to give the reader a strong grasp of the concept of statistical variation in laboratory data and of the value of simple statistical ideas and methods in thinking about and manipulating such data. It will be invaluable to analysts working in QC laboratories in industry, hospitals and public health, and will also be welcomed as a textbook for aspiring analysts in colleges and universities.
Laboratory work is an essential part of undergraduate chemistry courses. The laboratory provides a setting for training not just in practical hand and instrument skills, but also for other skills such as planning, recording, interpreting and working in teams. However, students often learn little from their time in the laboratory and find it hard to make connections with lectures. Over half of third-level chemical students have no intention of becoming practising chemists anyway. Teaching staff may also feel pressured in relation to manpower, materials, time and safety. Carrying out exercises before and after laboratory sessions can maximise the benefit of practical work for higher education students. This books surveys existing materials for pre-laboratory and post-laboratory exercises in the chemical sciences. Twenty examples are given, and guidance is provided for constructing similar exercises.
The latest version of a bestseller, Hazardous Laboratory Chemicals Disposal Guide, Third Edition includes individual entries for over 300 compounds. The extensive list of references has been updated and includes entries for 15 pesticides commonly used in greenhouses. Emphasis is placed on disposal methods that turn hazardous waste material into non-toxic products. These methods fall into several categories, including acid/base neutralization, oxidation or reduction, and precipitation of toxic ions as insoluble solids. The text also provides data on hazardous reactions of chemicals, assisting laboratory managers in developing a plan of action for emergencies such as the spill of any of the chemicals listed.
"Veterinary Laboratory Medicine" covers all aspects of basic clinical biochemistry and haematology, and includes test-by-test interpretation of laboratory results. Information is provided on sampling techniques, the selection and use of an external laboratory, as well as near-patient testing and the practice laboratory. Also included are step-by-step instructions for most commonly used point-of-care tests, a guide to the evaluation of instruments for in-practice use, and a detailed explanation of the principles of impedance counting and photometric analysis. The book will be ideal for practitioners who require a guide to laboratory work, and for veterinary students studying laboratory medicine and clinical pathology. The second edition has been fully updated to reflect advances in diagnostic techniques, and includes new chapters on diagnostic endocrinology and feline virus testing as well as a much expanded chapter on diagnostic profiling and pattern recognition.
The knowledge base of chromatography continued to expand throughout
the 1990s owing to its many applications to problems of
contemporary interest in industry, life and environmental sciences.
Organizing this information into a single text for a diverse group
of scientists has become increasingly difficult. The present book
stemmed from the desire to revise Chromatography Today, written by
the same author with Salwa K. Poole, and published in 1991. This
title is considered to be one of the definitive texts on
chromatography. It was soon realized however, that a simple
revision would not provide the desired result of a contemporary
picture of the practice of chromatography at the turn of the
century. The only workable solution was to start afresh,
maintaining the same general philosophy and concept for
Chromatography Today where possible, while creating essentially a
new book.
We may learn from our mistakes, but Deborah Mayo argues that, where
experimental knowledge is concerned, we haven't begun to learn
enough. "Error and the Growth of Experimental Knowledge" launches a
vigorous critique of the subjective Bayesian view of statistical
inference, and proposes Mayo's own error-statistical approach as a
more robust framework for the epistemology of experiment. Mayo
genuinely addresses the needs of researchers who work with
statistical analysis, and simultaneously engages the basic
philosophical problems of objectivity and rationality.
The detection of harmful chemicals and microbial pathogens in food and water destined for consumers is of paramount importance the world over and it is vital that new techniques and discoveries are widely disseminated. Bringing together international experts in the field, Rapid Detection Assays for Food and Water presents original, state-of-the-art research and a review of the established methods in this key subject area. Covering the four main areas of water microbiology, water chemistry, food microbiology and food chemistry, the book discusses highly sensitive chemical and biological detection systems. There are applications ranging from sample preparation methods to end detection. Subject areas include biosensors, the detection of pesticide residues, GM components, various chemicals and toxins as well as protozoan parasites and viral/bacterial pathogens in a wide range of materials. This book will be welcomed by researchers and professionals in industry, academia and government agencies.
The goal of an activity-directed isolation process is to isolate bioactive compounds which may provide structural leads of therapeutic importance. Whereas the traditional process of drug development is long and expensive, simple and rapid bioassays can serve as the starting point for drug discovery. This book presents a range of "bench top" bioassay techniques useful for natural product and pharmaceutical chemists involved in drug discovery and pharmacognosy. The contents detail a number of enzyme-based assays, cell-based functional bioassays and receptor radioligand binding assays along with detailed descriptions of each type. The majority of these bioassays are presented in a step-by-step format, so they could even be implemented by technical personnel with little background in microbiology, biochemistry or pharmacology.
Reference materials play an important role in analytical chemistry, where they are used by analysts for a variety of purposes, including: checking and calibrating instruments; validating methods and estimating the uncertainty of analytical measurements; checking laboratory and analyst performance; and internal quality control. This book provides guidance and information for the users of certified reference materials (CRMs), explaining how they can best be used to achieve valid analytical measurements and improve quality in the analytical laboratory. General information on CRMs and how they are produced sets the scene for readers. The statistics relating to CRM use are then explained in an easy-to-understand manner, and this is followed by sections covering the main uses of CRMs. Detailed worked examples are used throughout. Structured and comprehensive in coverage, this book will be welcomed by all users of certified reference materials.
An outstanding practical guide to the most common chemometric methods in use today Chemometrics explains how to apply the most widely used pattern recognition and multivariate calibration techniques to solve data analysis problems. This practical guide describes all key methods in terms of processes and applications in order to help the reader easily identify the best technique for a given situation. Drawing on years of industrial experience with chemometric tools, the authors share their six basic steps, or "habits," for achieving reliable chemometric results, and cover key areas such as:
Complete with helpful chapter-end summaries, technical references, and more, this book is an invaluable hands-on resource for analytical chemists and laboratory scientists who use chemometrics in their work.
THIS VOLUME, WHICH IS DESIGNED FOR STAND-ALONE USE IN TEACHING AND
RESEARCH, FOCUSES ON QUANTUM CHEMISTRY, AN AREA OF SCIENCE THAT
MANY CONSIDER TO BE THE CENTRAL CORE OF COMPUTATIONAL CHEMISTRY.
TUTORIALS AND REVIEWS COVER
The Analytical Methods Committee of the Royal Society of Chemistry has for many years been involved in national and international efforts to establish a comprehensive framework for achieving appropriate quality in chemical measurement. This handbook attempts to select or define robust procedures that ensure the best use of resources and enable laboratories to generate consistent, reliable data. Written in concise, easy-to-read language and illustrated with worked examples, it is a guide to current best practice and establishes a control framework for the development and validation of laboratory-based analytical methods. Topics include samples and sampling, method selection, equipment calibration and qualification, method development and validation, evaluation of data and statistical approaches for method performance and comparison. Valid Analytical Methods and Procedures will be welcomed by many organisations throughout the world who are required to prove that the validity of their analytical results can be established beyond reasonable doubt.
Theodore Gray has become a household name among fans, both young and old, of popular science and mechanics with his bestselling trilogy of books: The Elements, Molecules, and Reactions. In How Things Work, he explores the mechanical underpinnings of dozens of types of machines, from the cotton gin to the wristwatch to an industrial loom, and shares his deep, firsthand appreciation and knowledge of the world's most essential mechanical systems. Filled with stunning original photographs by Nick Mann, How Things Work is a must-have exploration of stuff-large and small-for any builder, maker or lover of mechanical things.
The first edition of this classic book remains one of the very few introductory books covering both theoretical and practical aspects of thermal analysis (TA). This new edition includes a much enlarged section on MDSC, in which the instrument is described and a critical appraisal of the technique presented. Other additions include new sections on rate-controlled TGA, OTTER, and Specific Heat Spectroscopy, and a thoroughly updated section on X-Ray DSC. This very practical book is a must for people who use thermal analysis techniques in their everyday work. "An excellent introductory text" — Review of 1st Edition.
In spite of the wide variety and complexity of biological materials, nucleic acids are ubiquitous. DNA is becoming the bioanalyte of choice due to the vast amount of information embedded in its sequence, its robust chemical nature and the range of highly sensitive analytical techniques that have been developed. The results of such analyses can have an important impact on our society both commercially and in terms of the quality of life. Absolute confidence in the data generated is therefore of the utmost importance. This book, produced by LGC as part of the VAM (Valid Analytical Measurement) Programme, introduces the issues of validation and quality to the bioanalytical community, specifically addressing DNA-based analyses. It aims to raise awareness of the factors that can influence the validity of DNA analysis and the production of quality data. Emphasis is placed on VAM principles, as well as additional challenges that are associated with the analysis of real samples, for example, complex food matrices or forensic samples that have been subjected to environmental insult. Information is collated from a variety of sources including literature, discussions and LGC research, and offers constructive advice where possible.
Water is the most basic need of mankind. Drinking water is considered the most essential use of water in life. Therefore it must be free of pathogens, toxins and carcinogens.
It is widely recognised that students on present-day chemistry courses need to develop a portfolio of practical skills. Progressive Development of Practical Skills in Chemistry is the second in a series of publications from the Royal Society of Chemistry which are directed towards the early part of an undergraduate chemistry programme. This book features a variety of practical activities, spanning a wide range of chemistry. Activities are arranged in order of increasing skills development and demand, and each is accompanied by a guide for demonstrators. A technical guide is also included detailing all reagent and equipment requirements. Trialled in universities across the UK pre-publication, students and lecturers will welcome this book as an aid to the development of skills in degree courses.
Fit-for-purpose is a phrase familiar to all users of analytical data, who need to be assured that data provided by laboratories is both appropriate and of the required quality. Quality in the Food Analysis Laboratory surveys the procedures that a food analysis laboratory must consider to meet such requirements. The need to introduce quality assurance, the different quality models that are available and the legislative requirements are considered. Specific aspects of laboratory practice and particular areas of accreditation which may cause problems for analytical laboratories are also discussed. Covering for the first time those areas of direct importance to food analysis laboratories, this unique book will serve as an aid to those laboratories when introducing new measures and justifying those chosen.
"Provides a lot of reading pleasure and many new insights." —Journal of Molecular Structure "This is the most entertaining, stimulating and useful book which can be thoroughly recommended to anyone with an interest in computer simulation." —Contemporary Physics "A very useful introduction . . . more interesting to read than the often dry equation-based texts." —Journal of the American Chemical Society Written especially for the novice, Molecular Dynamics Simulation demonstrates how molecular dynamics simulations work and how to perform them, focusing on how to devise a model for specific molecules and then how to simulate their movements using a computer. This book provides a collection of methods that until now have been scattered through the literature of the last 25 years. It reviews elements of sampling theory and discusses how modern notions of chaos and nonlinear dynamics explain the workings of molecular dynamics. Stresses easy-to-use molecules
The central role of RNA in many cellular processes, in
biotechnology, and as pharmaceutical agents, has created an
interest in experimental methods applied to RNA molecules. This
book provides scientists with a comprehensive collection of
thoroughly tested up-to-date manuals for investigating RNA-protein
complexes "in vitro." The protocols can be performed by researchers
trained in standard molecular biological techniques and require a
minimum of specialized equipment. The procedures include
recommendation of suppliers of reagents.
The central role of RNA in many cellular processes, in
biotechnology, and as pharmaceutical agents, has created an
interest in experimental methods applied to RNA molecules. This
book provides scientists with a comprehensive collection of
thoroughly tested up-to-date manuals for investigating RNA-protein
complexes "in vitro." The protocols can be performed by researchers
trained in standard molecular biological techniques and require a
minimum of specialized equipment. The procedures include
recommendation of suppliers of reagents.
The second edition of the popular Chromatographic Integration Methods has been completely revised and updated. Written by an expert with many years' experience with two of the world's largest manufacturers of computing integrators, it has been expanded to include a new section on validation of integrators in response to regulatory requirements for quality and validation. A new literature survey, additional diagrams and Author Index have also been added. Well illustrated and easily read, this is an excellent source book for those who wish to increase their understanding of integrators. Chromatographic Integration Methods describes and discusses both manual and electronic techniques used, with the aim of aiding analysts to obtain more data from their chromatograms, and assist them with understanding how integrators work so that results are never accepted unquestioningly. As with the first edition, this book will be welcomed by all those in the chromatography field, particularly those at the bench.
This book is divided into two parts. In the first part we introduce the foundations of special relativity, such as, the inertial frame of reference, the definition of simulataneity, and Einstein's two basic hypotheses. We give the main relativistic effects, e.g. the relativity of simultaneity, velocity addition, length-contraction, the apparent shape of a moving body, time-dilation, Doppler effect, and the Thomas precession, In particular, the simultaneity problem and slow transport of clocks are investigated in detail by means of the test theories of special relativity. In the second part, variant types of experiments performed up to now are analyzed and compared to the predictions of special relativity. This shows that the experiments are a test of the two-way speed of light, but not of the one-way speed of light. |
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