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Factual Database
ChemSpider is a free chemical structure database providing fast text and structure search access to over 32 million structures from hundreds of data sources.
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Factual Database
The Research Data Centre (FDZ) of the German Federal Employment Agency (BA) at the Institute for Employment Research (IAB) is intended mainly to facilitate access to BA and IAB micro data for non-commercial empirical research using standardised and transparent access rules. The FDZ mediates between data producers and external users, and also controls for compliance with data protection regulations.