Organizata ndërkombëtare e Metrologjisë dhe Akreditimit

APMP – Asia Pacific Metrology Programme

APLMF – Asia Pacific Legal Metrology Forum

BIPM – Bureau international des poids et mesures

COOMET – Euro-Asian Cooperation of National Metrological Institutions

EA – European Cooperation for Accreditation

EURACHEM – A Focus for Analytical Chemistry in Europe

EURAMET – European Association of National Metrology Institutes

EUROLAB – European Federation of National Associations of Measurement, Testing and Analytical Laboratories

IAF – International Accreditation Forum

ICRM – International Committee for Radionuclide Metrology

ICRP – International Commission on Radiological Protection

ICRU – International Commission on Radiation Units and Measurements

ILAC – International Laboratory Accreditation Cooperation

IMEKO – International Measurement Confederation

OIML – Organisation Internationale de Métrologie Légale

SIM – Sistema Interamericano de Metrologia

WELMEC – European Cooperation in Legal Metrology