Newse W S $P0QfsbujpoPo*Oufsobujpobm5SbdfbcjmjuzJo"Obmzujdbm$Ifnjtusz February 2008
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NNEWSE W S $P0QFSBUJPOPO*OUFSOBUJPOBM5SBDFBCJMJUZJO"OBMZUJDBM$IFNJTUSZ FEBRUARY 2008 Foreword by the Chairman: CITAC Strategy for 2007-2010 thanks for their contributions over the years and at CITAC and for the trip, and not CITAC itself? their involvement in CITAC activity. I wish them Why is CITAC necessary at all? Even if such the best for their future endeavors! questions are natural, they were unexpected for me before the meeting where I planned to start I would also like to thank my predecessor, Dr. my CITAC Chairmanship (I rather expected to Vera Ponçano (2004-2007), Instituto de Pesquisas hear compliments - but life is life). Tecnologicas, Brazil, for her warm, heartfelt attitude towards every CITAC member during My answers were: her term as chairperson, especially at the IV - Really, CITAC is a voluntary organization Metrochem, and Dr. Laurie Besley, the National active in the field of scientific and applied, not Metrology Institute of Australia, past CITAC legal metrology. However, participation in the Honorary Secretary, for his humor, optimism and Metre Convention and in the International help in discussing and overcoming problems. It Organization for Standardization, for example, is a subject of pride for CITAC that Vera was able is also voluntary. Decisions and documents I am honored to have been elected the CITAC to prepare at this time her Ph.D. thesis “Network of such organizations are not obligatory, but Chairman and grateful to my colleagues for their Organization in Chemical Metrology” and to they are helpful, as a rule. In particular, guides confidence. These were the first CITAC elections defend it successfully on 1 November 2007 at the for analytical (testing) laboratories developed when voting was organized electronically by e- University of São Paulo, Brazil. Congratulations, with CITAC participation are useful for the mail. In spite of the virtual system of elections, I Vera! laboratories and their accreditation bodies, as am entirely approachable, and anybody who was well as for users of the laboratory measurement interested in testing this could shake hands with It is my pleasure as well to congratulate the (analytical/test) results. me after the adoption of the voting results at the first CITAC award winners, authors of the most - Of course, website graphics depend on the 22nd CITAC Members Meeting, July 17, 2007, São interesting/important papers on metrology in money invested, but the value of the CITAC Paulo, Brazil, at the IV International Congress on chemistry by CITAC version 2007: Dr. David website is to be assessed by its scientific, Chemical Measurement Traceability and Quality L. Deuwer, National Institute of Standards professional chemical/ metrological content. Assurance (IV Metrochem). and Technology, USA, Dr. Bertil Magnusson, - The CITAC budget is based on membership Swedish National Testing and Research Institute, payments only. I am pleased that the following officers were and his co-authors from NORDTEST, and Prof. - I am proud that the CITAC members are my elected at the same time: Venkatesh Iyengar, Tufts University, USA. More friends. However, it should be taken into account - Dr. Wynand Louw, the National Metrology details can be found in the message from Dr. that CITAC members were elected as leading Institute of South Africa, as Vice-Chairman and Wynand Louw, the Award Coordinator, and in specialists in metrology in chemistry, and their CITAC Award Coordinator; the papers of the award winners. contributions are known internationally. - Dr. Philippe Charlet, the Laboratoire National de Metrologie et d'Essais, France, as Secretary As a government employee, I cannot attend any I also explained the CITAC’s aims. In the end, the and CITAC News Editor; and meeting abroad without permission from a special trip was approved. - Prof. Dr. Wolfhard Wegscheider, the Leoben committee for business trips at the Ministry I returned to these questions after the trip to University, Austria, as Treasurer and CITAC guiding the National Physical Laboratory of Israel formulate with CITAC members our strategy for Website Administrator. (INPL). Discussing my request to take part in the 2007-2010. The draft strategy prepared using What more could any chairman dream of than 22nd CITAC Members Meeting in conjunction email communication is available at the website working with so qualified and capable a team? with the IV Metrochem, one of the members of www.citac.cc (page "About CITAC") and in the the committee for trips said that in his opinion present CITAC News issue, p. 37. This draft will Dr. Koichi Chiba, National Metrology Institute of CITAC is not such an important organization: be further discussed at the 23rd CITAC Members Japan, Prof. Venkatesh Iyengar, Tufts University, 1) he can also establish an “international forum” Meeting (in conjunction with the CCQM USA, and Dr. Chainarong Cherdchu from the with his friend from USA by internet whenever meetings in Paris, 3o March 2008). Therefore, National Metrology Institute of Thailand were he wants; 2) his “international forum” website at this time I would like to invite CITAC News elected as new CITAC members. This favorable decorated with graphic art and a video (with readers to contribute to improving the strategy addition comes after the resignations of Mr. pretty girls) will be richer than the CITAC and to the realization of CITAC’s goals. John Hammond, Optiglass Ltd., UK, because of a website; and 3) decisions of his “international change in his field of activity, and by Dr. Kensaku forum” will not be obligatory for laboratories Dr. Ilya Kuselman Okamoto, National Metrology Institute of Japan, and institutions as the CITAC decisions are. Why CITAC Chairman due to his retirement from the Institute. Many should the Ministry pay for activity of its employee INPL, Israel CITAC NEWS ● FEBRUARY 2008 TTableable ooff ContentsContents CCITACITAC NNewsews Foreword by the Chairman: CITAC Strategy for 2007-2010 / I. Kuselman .......................... 1 Editorial: The 22nd CITAC Members’ Meeting in São Paulo, July 17, 2007 / P. Charlet ................ 3 CITAC News published by: Laboratoire National de Métrologie et d'Essais / W. Louw .................................................................................. Message from the Vice Chair 4 (LNE) Message from the Past Chair / V. Ponçano ............................................................................. 4 29, avenue Roger Hennequin 78197 TRAPPES Cedex Reports of International Organizations France ● An Update on the CCQM Activity in 2007 / R. Kaarls .................................................................. 5 Tel +33 1 30 69 21 95 ● ILAC Update for CITAC News 2008 / A. Squirrell ......................................................................... 7 ● IMEKO Technical Committee [TC-23] on Food and Nutritional Metrology / V. Iyengar .......... 9 Fax +33 1 30 69 12 34 ● EURAMET METCHEM Activity in Metrology in Chemistry / P. Charlet .................................... 10 E-mail [email protected] ● Bayesian Statistics to Improve Reference Values in Metrology in Chemistry: ............................ 12 an ERANET-Plus Project / S. Demeyer, P. Charlet ● APMP Activity Report 2007 / L. Samuel ....................................................................................... 14 Internet: http://www.citac.cc ● SADCMET Amount of Substance Annual Report to CITAC 2007 / W. Louw .............................. 15 ● Report from SIM / Y. Mitani ......................................................................................................... 18 Internet administrator: ● Sampling – Validation, Quality Control and Uncertainty Estimation / C. Grøn ........................ 19 ● Measurement Uncertainty Revisited: Alternative approaches to uncertainty evaluation ........... 22 Wolfhard Wegscheider, / B. Magnusson University of Leoben, Austria ● Information from the EuCheMS Division of Analytical Chemistry / J.E.T. Andersen .............. 23 Award Winners 2007 Newsletter Editor: ● CITAC Most Interesting/Important Papers on Metrology in Chemistry 2007 / W. Louw .......... 24 Dr Philippe Charlet, France ● How to Combine Results Having Stated Uncertainties: to MU or not to MU? / D.L. Duewer.. 25 ● Nordtest Handbook for Calculation of Measurement Uncertainty based on Quality Control ... 27 and Method Validation / B. Magnusson, H. Howind, M. Krysell, T. Naykki Newsletter designed and produced by: ● Metrological Concepts for Enhancing the Reliability of Food and Nutritional Measurements .. 30 Aryeh Lewis / V. Iyengar ISAS International Seminars Meeting Reports P.O. Box 34001, Jerusalem 91340 ● IV International Brazilian Congress on Chemical Measurements, Traceability and ................... 31 Israel Quality Assurance / V. Ponçano Tel: +972 2 6520574 ● Workshop on Sampling Validation, Quality Control and Uncertainty Estimation / C. Grøn .... 32 ● The 1st International Proficiency Testing Conference, Romania 2007 / G. Guslicov ............... 33 Fax: +972 2 6520558 ● BERM 11 – 11th International Symposium on Biological and Environmental Reference .......... 33 e-mail: [email protected] Materials / K. Okamoto Announcements ● The Revised VIM is Out / P. De Bièvre ....................................................................................... 35 No liability is accepted for the ● Symposium: Advances in Understanding-Chemical Measurement Quality / B. Magnusson .. 35 accuracy of the information ● The 17th International Conference of the Israel Society for Quality / I. Kuselman ...............