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International database for certified reference materials

Welcome to COMAR

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 240 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.

DB entries: ~10600
on 2016-09-08

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What is a reference material?

What is a certified reference material?

COMAR is kindly funded by

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