Manufacturing a chain logically starts with manufacturing the first link, thus is logically started a metrological traceability chain Paul De Bièvre Editorial 16 September 2009 Pages: 517 - 519
The quality of pH measurements 100 years after its definition M. Filomena Camões Review 06 August 2009 Pages: 521 - 523
Use of prediction equations for reviewing measurement results in the clinical laboratory María José Castro-CastroBeatriz Candás-EstébanezXavier Fuentes-Arderiu General Paper 27 June 2009 Pages: 525 - 528
Validation of a method for the determination of short-chain chlorinated paraffins in soil and sediments F. PellizzatoMarina RicciH. Emons Practitioner's Report 09 July 2009 Pages: 529 - 540
Consideration concerning interlaboratory test for cement in the last 20 years Graziela Virginia GuslicovMariana CoarnaNicoleta Vlad Practitioner's Report 04 July 2009 Pages: 541 - 546
Towards standardization of external quality assessment schemes by using bias values based on biological variation Abdurrahman CoskunIbrahim UnsalArno Fraterman Practitioner's Report 17 June 2009 Pages: 547 - 552
Laboratory effects models for interlaboratory comparisons Blaza TomanAntonio Possolo Discussion Forum 16 June 2009 Pages: 553 - 563
Metrology infrastructure for sustainable development of the Americas: the role of SIM Humberto S. BrandiTaynah Lopes de Souza International Bodies 15 May 2009 Pages: 567 - 573
Guidelines for CITAC projects and CITAC procedure for support of conferences and workshops News and Announcements 16 September 2009 Pages: 575 - 576