Dr Tongxiang Ren
CCQM Working Group on Inorganic Analysis
Participant
From 25 to 26 April 2023
CCQM Working Group on Isotope Ratios
Participant
24 April 2023
CCQM Working Group on Gas Analysis
Participant
From 28 November to 13 December 2022
Working together to ensure comparable and internationally accepted measurement results
Name
Dr Tongxiang Ren
Affiliation
NIM - China