Welcome to COMAR

the international database for certified reference materials


The mission of COMAR is to disseminate information on available certified reference materials.

The COMAR database lists thousands of certified reference materials (CRMs) produced world-wide by about 200 producers in 27 countries.

The use of COMAR is free of charge. COMAR is a non-commercial network of national and international organisations, and we are open for further international participation.

COMAR is kindly funded by BAM logo, Click to go to the BAM homepage


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What is a reference material?

What is a certified reference material?