Protocols for traceability in chemical analysis P. de BièvreRobert KaarlsWilliam P. Reed REVIEW PAPER Pages: 168 - 179
Uncertainty in chemical analysis and validation of the analytical method: acid value determination in oils I. KuselmanAvinoam Shenhar GENERAL PAPER Pages: 180 - 185
Some practical aspects of the validation of photometric systems for clinical analyses M. BuzoianuH. Y. Aboul-Enein PRACTITIONER'S REPORT Pages: 186 - 192
Traceability in the amount-of-substance analysis of natural potassium, thorium and uranium by the method of passive gamma-ray spectrometry Y. Nir-El PRACTITIONER'S REPORT Pages: 193 - 198
Quality assurance in the view of a commercial analytical laboratory W. Jäger PRACTITIONER'S REPORT Pages: 199 - 202
The European Eco-Management and Audit Scheme Accreditation – an overview T. DempseyJohn Hussey LEGISLATION AND NORMS Pages: 205 - 208
Programa Interlaboritorios de Control de Calidad (PICC) (interlaboratora quality control program) INTERLABORATORY PROGRAMMES Pages: 208 - 209