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This category contains pages which have been tagged by {{Chembox}} as missing data for a 'verified field' (as tracked by User:CheMoBot, see Chemical data validation). Addition to a subcategory is not done by bot, but by in-template logic (empty parameter checkings).
See also:
Subcategories
This category has the following 4 subcategories, out of 4 total.
E
- Articles without EBI source (11,958 P)
I
- Articles without InChI source (7,947 P)
K
- Articles without KEGG source (16,502 P)
U
- Articles without UNII source (6,166 P)