Czechoslovakian biological certified reference materials and their use in the analytical quality assurance system in a trace element laboratory

1993 ◽  
Vol 345 (2-4) ◽  
pp. 256-260 ◽  
Author(s):  
D. Miholová ◽  
P. Mader ◽  
J. Száková ◽  
A. Slámová ◽  
Z. Svatoš
2001 ◽  
Vol 84 (6) ◽  
pp. 1786-1792 ◽  
Author(s):  
Philippe Quevauviller

Abstract Reference materials represent an invaluable tool for analytical quality control. Certified Reference Materials (CRMs) are used for the validation of methods, whereas various types of (uncertified) Reference Materials (RMs) are used for routine quality control (establishment of control charts) and interlaboratory testing (e.g., proficiency testing). This paper provides background information on the production and use of environmental RMs and describes recent CRMs produced by the BCR (European Commission) for quality assurance in environmental analysis.


2006 ◽  
Vol 78 (1) ◽  
pp. 135-143 ◽  
Author(s):  
Hendrik Emons ◽  
Andrea Held ◽  
Franz Ulberth

The role of reference materials (RMs) in analytical quality assurance (QA) is outlined with special emphasis on trace element analysis of foodstuff. Crucial aspects for the development of such food RMs are illustrated by a recent example of trace elements in rice flour. Major influences on the uncertainty of certified values are discussed and possibilities to enhance the availability and fitness-for-purpose of RMs as well as their proper use are indicated.


Author(s):  
Sergey B. Khotnichuk ◽  
◽  
Vadim V. Bortnik ◽  
Fyodor V. Timofeev ◽  
Andrey A. Kuznetsov ◽  
...  

Author(s):  
Pedro Andreo ◽  
Carmelo Gómez ◽  
Elena Carrasco ◽  
Inmaculada Martínez-Escámez ◽  
Inmaculada Alguazas ◽  
...  

Developing and trying to achieve a high quality in the service nursing personnel provide at nursing homes by means of implementing quality assurance systems is a topic of general interest nowadays. These systems have already proved to be effective in other fields. That is why the focus of this study is to analyse the most relevant effects due to the implementation of a quality assurance method based on standard UNE EN ISO 9001:2008 in the nursing service of four nursing homes. An analysis of more than 200 answers of a satisfaction survey about the nursing service at four nursing homes has been carried out. A study on the available bibliography about the results obtained after having implemented a quality assurance system in the nursing service at nursing homes has also been carried out. Very positive results can be appreciated in the daily nursing practice at nursing homes as a consequence of using a quality assurance system. Clinical practice has improved considerably as a consequence. The study shows quality assurance systems to be a useful tool at the service of nursing practice at nursing homes. Positive effects resulting from the implementation of such quality assurance systems are evident as it can be seen from satisfaction surveys and health indicators.


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