Research ArticleOpen accessIn the keywordsUncertainty and its Impact on the Quality of MeasurementMartin Halaj, Adel Elahdi M. YahyaThe imposition of practice, the current world, the laboratory measurement, calibration should be approved by points of credit to national or international and should be compatible with the requirements specification (ISO 17025) for the adoption of efficient laboratories. Those requirements were included the testing process or scale limits to doubt that mentioned in the measurement certificate, which recognizes the customer … …American Journal of Engineering and Applied Sciences, Vol. 5, Issue 2 · 4 Jul 2012 · 8,276 accessesView PDFCite