CCQM Working Group on Isotope Ratios (CCQM-IRWG)
Chair
Senior Research officer/Chemical Metrology
National Research Council of Canada
Canada
Vice-Chair
Federal Institute for Materials Research and Testing/Bundesanstalt für Materialforschung und -prüfung
Germany
Contact Persons
IAEA
NMISA
NPL
IAEA
NMC, A*STAR
VNIIM
Mr Ronald Orlando Cristancho Amaya
INM Colombia
INRIM
NMISA
LGC
INMETRO
IAEA
KRISS
NMC, A*STAR
EXHM/GCSL-EIM
NIST
KRISS
NMIA
NMIA
NIST
NIM
PTB
NPL
INRIM
HSA
HSA
BAM
NIM
INMETRO
NRC
EXHM/GCSL-EIM
UME