Apt timing for Described Measurement Procedures (DMP) of Primary Methods of Measurements (PMM) Paul De Bièvre EDITORIAL Pages: 481 - 481
A traceability protocol to the SI by gravimetric analysis Charles M. Beck II PRACTITIONER'S REPORT Pages: 482 - 484
EAL interlaboratory comparison Wa1 – Testing of potable water K. HaapalaHanna LattunenIrma Mäkinen PRACTITIONER'S REPORT Pages: 485 - 487
Implementation of ISO 9002 for research in occupational epidemiology J. J. MoulinThierry ClavelPascal Wild PRACTITIONER'S REPORT Pages: 488 - 496
QASKI – the quality assurance system of the National Institute of Chemistry M. ProsekAlenka Golc-WondraAdolf Krasnja POLICIES AND CONCEPTS Pages: 499 - 502
Short report on the 5th meeting of the Joint EAL-EUROLAB-EURACHEM Working Group: "Proficiency Testing in Accreditation Procedures" (EEE-PT) Paul De BièvreN. Presser MEETING REPORT Pages: 503 - 504
EA – European co-operation for Accreditation: Part I L. EttarpD. Pierre INTERNATIONAL COMMITTEES Pages: 508 - 512
Institute for Interlaboratory Studies: What are we? What do we do? R. VisserW. Oussoren INTERNATIONAL COMMITTEES Pages: 512 - 513
Some considerations in the use of internal standards in analytical method development Hassan Y. Aboul-Enein DISCUSSION FORUM Pages: A497 - A497
The influence of different evaluation techniques on the results of interlaboratory comparisons Remarks on Linsinger TPJ, Kandler W, Krska R, Grasserbauer M R. G. VisserWim Oussoren DISCUSSION FORUM Pages: B497 - B498