Validation in Chemical Measurement (Paperback, Softcover reprint of hardcover 1st ed. 2005)

Validationofmeasurementmethodshasbeenusedforavery ciated measurement uncertainty? The answer must be: no. longtimeinchemistry. Itismostlybasedontheexamination Therecanneverbeamechanismorrecipeforproducing - of a measurement procedure for its characteristics such as tomatically 'valid' results because one can never eliminate precision, accuracy, selectivity, sensitivity, repeatability, re- theskills, theroleandtheresponsibilityoftheanalyst. producibility, detectionlimit, quanti?cationlimitandmore. ISO 9000:2000, item 3. 8. 5 de?nes validation as 'con?r- When focussing on quality comparability and reliability mation by examination and provision of objective evidence in chemical measurement, the ?elds of interest to this Jour- that the requirements for an intended use are ful?lled'. The nal, one stumbles into various interpretations of the term revised edition of the VIM ('VIM3'), is likely to ?ne-tune validation. It is one more example of a term which is used thisde?nitionoftheconcept'validation'tobe'con?rmation sometimes very consistently, sometimes very loosely or in- through examination of a given item and provision of - deed ambiguously. Since the term is very common in the jective evidence that it ful?lls the requirements for a stated chemical community, it is important that its meaning be intendeduse'. nd clear. Turning to the 2 edition of the International Vo- Lookingatsimplepractice, manypeoplearelookingfor cabulary of Basic and General terms in Metrology (VIM) aformaldecisionthatagivenmeasurementmethod automat- (1993), surprisingly we do not ?nd a de?nition. Webster's ically gives them 'valid' i. e. reliable results. One wonders Dictionary of the English language (1992) tells us that val- what this has to do with 'stated intended use'. Reliab- idation is 'making or being made valid'. Obviously valida- ity clearly is a property of a measurement result.

General

Imprint:	Springer-Verlag
Country of origin:	Germany
Release date:	October 2010
First published:	2005
Editors:	Paul De Bievre • Helmut Gunzler
Dimensions:	277 x 210 x 10mm (L x W x T)
Format:	Paperback
Pages:	168
Edition:	Softcover reprint of hardcover 1st ed. 2005
ISBN-13:	978-3-642-05867-7
Categories:	Books > Science & Mathematics > Chemistry > Analytical chemistry > General
LSN:	3-642-05867-1
Barcode:	9783642058677

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