checkCIF

Welcome to checkCIF for IUCr journals (Acta Crystallographica, Journal of Applied Crystallography, Journal of Synchrotron Radiation)

checkCIF is the CIF Validation Service operated by the IUCr. You may use this form to upload files for validation against the currently specified publication criteria (see the checkCIF Frequently-Asked Questions document).
If you experience any problems with this service then please try the email service at checkcif@iucr.org and include the CIF as the text of the message.

File Name:


Select one of the options:

Basic syntax checks (checks the syntax of the file only)
Publication checks (uses the data validation criteria for IUCr journals)
Ellipsoid plot, listing of geometry and symmetry

If you have any feedback or questions with regard to the data-validation tests then please fill in this questionnaire.

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