Abbreviation Full Name Status Country / Organisation
IST/LPSR Laboratory for Radiation Protection and Safety A-DI (Associate: Designated Institute) Portugal
ISCIII Instituto de Salud Carlos III A-DI (Associate: Designated Institute) Spain
IRCL/GAEC-EIM Ionizing Calibration Laboratory/Greek Atomic Commission - Helenic Institute of Metrology A-DI (Associate: Designated Institute) Greece
IRB-SSDL Ruder Boskovic Institute - Secondary Standard Dosimetry Laboratory A-DI (Associate: Designated Institute) Croatia
IRA Institut de radiophysique appliquée A-DI (Associate: Designated Institute) Switzerland
IPQ Instituto Português da Qualidade M (Member) Portugal
IO-CSIC Instituto de Óptica Daza de Valdés A-DI (Associate: Designated Institute) Spain
INTiBS Institute of Low Temperature and Structure Research A-DI (Associate: Designated Institute) Poland
INTA Instituto Nacional de Técnica Aeroespacial A-DI (Associate: Designated Institute) Spain
INRIM Istituto Nazionale di Ricerca Metrologica M (Member) Italy
INPL The National Physical Laboratory of Israel LO-NMI (Liaison Organisation: National Metrology Institute) Israel
INM-RO National Institute of Metrology M (Member) Romania
INM-MD National Metrology Institute of the Republic of Moldova M (Member) Republic of Moldova
IMBiH Institute of Metrology of Bosnia and Herzegovina M (Member) Bosnia and Herzegovina
ILNAS Bureau luxembourgeois de métrologie M (Member) Luxembourg
IH-LQPM Instituto Hidrográfico A-DI (Associate: Designated Institute) Portugal
IFIN-HH Horia Hulubei National Institute of R&D for Physics and Nuclear Engineering A-DI (Associate: Designated Institute) Romania
IAEA International Atomic Energy Agency LO-CO (Liaison Organisation: Corresponding Organisation) International/Regional Organisation
HBK-DPLA Hottinger Brüel & Kjaer A/S - Danish Primary Laboratory for Acoustics Section A-DI (Associate: Designated Institute) Denmark
GUM Central Office of Measures/Glówny Urzad Miar M (Member) Poland
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