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Pure Appl. Chem., 2006, Vol. 78, No. 1, pp. 145-196

doi:10.1351/pac200678010145

ANALYTICAL CHEMISTRY DIVISION

The International Harmonized Protocol for the proficiency testing of analytical chemistry laboratories (IUPAC Technical Report)

Michael Thompson1, Stephen L. R. Ellison2* and Roger Wood3

1 School of Biological and Chemical Sciences, Birkbeck College, University of London, Malet Street, London WC1E 7HX, UK
2 LGC Limited, Queens Road, Teddington Middlesex, TW11 0LY, UK
3 Food Standards Agency, c/o Institute of Food Research, Norwich Research Park, Colney, Norwich NR4 7UA, UK

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  • Breidbach Andreas, Bouten Katrien, Kröger Katy, Ulberth Franz: Capabilities of laboratories to determine melamine in food—results of an international proficiency test. Anal Bioanal Chem 2010, 396, 503. <doi:10.1007/s00216-009-3198-6>
  • Turner Andrew D., Hatfield Robert G., Powell Andy L., Higman Wendy: Potential use of gamma irradiation in the production of mussel and oyster reference materials for paralytic shellfish poisoning toxins. Anal Bioanal Chem 2010. <doi:10.1007/s00216-010-3602-2>
  • Kim Young-Hee, Lee Jung-Sub, Song Ki-Bong, Kang Young-Yeul, Shin Sun-Kyoung, Jung Gi-Taeg, Hong Eun-Jin, Kim Hyun-Jeong, Kim Kum-Hee: A review of proficiency testing scheme in Republic of Korea: in the field of water analysis. Accred Qual Assur 2010. <doi:10.1007/s00769-010-0635-3>
  • Betti M., Povinec P. P., Benmansour M., Bojanowski R., Pham M. K., Bouisset P., Calvo E. C., Ham G. J., Holm E., Hult M.: A new reference material for radionuclides in the mussel sample from the Mediterranean Sea (IAEA-437). J Radioanal Nucl Chem 2010, 283, 851. <doi:10.1007/s10967-009-0426-7>
  • Matissek Reinhard, Raters Marion, Haren Winni, Fledderus Koop: Determination of ochratoxin A in liquorice products using HPLC based analytical methods. Part I: proficiency test of methods commonly used by the confectionary industry. Mycotoxin Res 2010. <doi:10.1007/s12550-010-0045-8>
  • Reynolds A., Owen L.: Organisation of proficiency testing for plant health diagnostic tests: the experience of FAPAS® . EPPO Bull 2010, 40, 86. <doi:10.1111/j.1365-2338.2009.02357.x>
  • Kuselman Ilya, Fajgelj Aleš: IUPAC/CITAC Guide: Selection and use of proficiency testing schemes for a limited number of participants—chemical analytical laboratories (IUPAC Technical Report). Pure and App Chemis 2010, 1. <doi:10.1351/PAC-REP-09-08-15>
  • Owen Linda, Gilbert John: Proficiency testing for quality assurance of allergens methods. Anal Bioanal Chem 2009, 395, 147. <doi:10.1007/s00216-009-2739-3>
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  • Harms A. V.: A new approach for proficiency test exercise data evaluation. Accred Qual Assur 2009, 14, 253. <doi:10.1007/s00769-009-0511-1>
  • Priel Marc: From GUM to alternative methods for measurement uncertainty evaluation. Accred Qual Assur 2009, 14, 235. <doi:10.1007/s00769-009-0518-7>
  • Gaunt Wayne, Whetton Matthew: Regular participation in proficiency testing provides long term improvements in laboratory performance: an assessment of data over time. Accred Qual Assur 2009, 14, 449. <doi:10.1007/s00769-009-0523-x>
  • Priel Marc, Amarouche Soraya, Fisicaro Paola: Metrological traceability is not always a straight line. Accred Qual Assur 2009, 14, 593. <doi:10.1007/s00769-009-0540-9>
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  • Ellison Stephen L. R.: Performance of MM-estimators on multi-modal data shows potential for improvements in consensus value estimation. Accred Qual Assur 2009, 14, 411. <doi:10.1007/s00769-009-0571-2>
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  • Tandon Lav, Kuhn Kevin, Decker Diana, Porterfield Donivan, Laintz Kenneth, Wong Amy, Holland Michael, Peterson Dominic S.: Plutonium metal standards exchange program for actinide measurement quality assurance (2001–2007). J Radioanal Nucl Chem 2009, 282, 565. <doi:10.1007/s10967-009-0215-3>
  • Companyó R., Rubio R., Sahuquillo A., Boqué R., Maroto A., Riu J.: Uncertainty estimation in organic elemental analysis using information from proficiency tests. Anal Bioanal Chem 2008, 392, 1497. <doi:10.1007/s00216-008-2438-5>
  • Pommé Stefaan, Spasova Yana: A practical procedure for assigning a reference value and uncertainty in the frame of an interlaboratory comparison. Accred Qual Assur 2008, 13, 83. <doi:10.1007/s00769-007-0330-1>
  • Ellison Stephen L. R., Mathieson Kenneth: Performance of uncertainty evaluation strategies in a food proficiency scheme. Accred Qual Assur 2008, 13, 231. <doi:10.1007/s00769-007-0353-7>
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  • Fisicaro Paola, Amarouche Soraya, Lalere Béatrice, Labarraque Guillaume, Priel Marc: Approaches to uncertainty evaluation based on proficiency testing schemes in chemical measurements. Accred Qual Assur 2008, 13, 361. <doi:10.1007/s00769-008-0402-x>
  • Heydorn Kaj: The application of data from proficiency testing to laboratory accreditation according to ISO 17025. Accred Qual Assur 2008, 13, 703. <doi:10.1007/s00769-008-0435-1>
  • Tholen Daniel W.: ISO/IEC 17043: the new International Standard for proficiency testing. Accred Qual Assur 2008, 13, 727. <doi:10.1007/s00769-008-0470-y>
  • Niewoehner Ludwig, Andrasko Jan, Biegstraaten Jan, Gunaratnam Lawrence, Steffen Sylvia, Uhlig Steffen, Antoni Sabine: GSR2005—Continuity of the ENFSI Proficiency Test on Identification of GSR by SEM/EDX. J Forensic Sci 2008, 53, 162. <doi:10.1111/j.1556-4029.2008.00594.x>
  • Wong Siu Kay: A comparison of performance statistics for proficiency testing programmes. Accred Qual Assur 2007, 12, 59. <doi:10.1007/s00769-006-0233-6>
  • Christopher Steven J., Pugh Rebecca S., Ellisor Michael B., Mackey Elizabeth A., Spatz Rabia O., Porter Barbara J., Bealer Kathie J., Kucklick John R., Rowles Teri K., Becker Paul R.: Description and results of the NIST/NOAA 2005 Interlaboratory Comparison Exercise for Trace Elements in Marine Mammals. Accred Qual Assur 2007, 12, 175. <doi:10.1007/s00769-006-0245-2>
  • Belli Maria, Ellison Stephen L. R., Fajgelj Ales, Kuselman Ilya, Sansone Umberto, Wegscheider Wolfhard: Implementation of proficiency testing schemes for a limited number of participants. Accred Qual Assur 2007, 12, 391. <doi:10.1007/s00769-006-0247-0>
  • Ramsey Michael H., Thompson Michael: Uncertainty from sampling, in the context of fitness for purpose. Accred Qual Assur 2007, 12, 503. <doi:10.1007/s00769-007-0279-0>
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  • Cincu Em., Manea I., Manu V., Barbos D., Sima O., Gustavsson I., Vermaercke P., Vajda N., Molnar Zs., Polkowska-Motrenko H.: Comparative performance of INAA and other spectroscopy techniques in the elemental analysis of stainless steel materials. J Radioanal Nucl Chem 2007, 274, 199. <doi:10.1007/s10967-006-6912-2>
  • Smith Kerry M., Wells David E.: Preparation and evaluation of candidate certified reference materials (CRMs) for nutrients in seawater. J Environ Monitor 2007, 9, 708. <doi:10.1039/b702364b>
  • Thompson Michael, Ellison Stephen L. R.: Fitness for purpose – the integrating theme of the revised Harmonised Protocol for Proficiency Testing in Analytical Chemistry Laboratories. Accred Qual Assur 2006, 11, 373. <doi:10.1007/s00769-006-0137-5>
  • Tholen Daniel, Chappel Roderick, Francis Barbara: Use of participant EQA results to assess sample homogeneity and stability for qualitative analytes. Accred Qual Assur 2006, 11, 400. <doi:10.1007/s00769-006-0167-z>
  • Patriarca Marina, Chiodo Ferdinando, Castelli Marco, Menditto Antonio: Estimates of uncertainty of measurement from proficiency testing data: a case study. Accred Qual Assur 2006, 11, 474. <doi:10.1007/s00769-006-0170-4>
  • Brera C., Grossi S., Debegnach F., Santis B., Minardi V., Miraglia M.: Proficiency testing as a tool for implementing internal quality control: the case of ochratoxin A in cocoa powder. Accred Qual Assur 2006, 11, 349. <doi:10.1007/s00769-006-0174-0>