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Reference standards

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Reference standards

The Quality Manual, the procedures and operating instructions of LAT Calibration Centre No. 143 have been drawn up in accordance with the following set of standards.

UNI CEI EN ISO\IEC 17025:2005 General Requirement for the competence of testing and calibration laboratories

ISO GUIDE 34:2009 General requirements for the competence of reference material producers

ISO 17034:2016 General requirements for the competence of reference material producers.

ISO GUIDE 35:2006 Reference materials – General and statistical principles for certification

UNI CEI ENV 13005:2000 (downloadable as JCGM 100:2008 from to the expression of uncertainty in measurement (GUM). Guide to the expression of uncertainty in measurement

EA-4/02 M:2013 Expressions of the Uncertainty of Measurement Results

ILAC P10:01/2013 ILAC Policy on Traceability of Measurement Results

UNI CEI EN ISO/IEC 17000:2005 Conformity assessment- Vocabulary and general principles

UNI EN ISO 6141:2007 Gas analysis - Contents of certificates for calibration gas mixtures (ISO 6141:2000)

UNI EN ISO 6142:2007 Gas analysis - Preparation of calibration gas mixtures - Gravimetric method (ISO 6142:2001)

UNI EN ISO 6143:2007 Gas analysis – Comparison method for determining and checking the composition of calibration gas mixtures (ISO 6143:2001)

ISO 7504:2001 Gas analysis – Vocabulary

UNI EN ISO 10012:2004 Measurement management systems - Requirements for measurement processes and measuring

Technical directives of the Calibration Laboratories Department of Accredia.