Химикали

• регистрация, оценка, разрешаване и ограничаване на химични вещества; 
• внос и износ на определени опасни химични вещества;
• забраните и ограниченията при търговия и употреба на определени химикали;
• предотвратяването на риска от големи аварии с опасни вещества.

ESIS (European chemical Substances Information System)
http://ecb.jrc.ec.europa.eu/esis/

Envirofacts Master Chemical Integrator (EMCI)
http://www.epa.gov/enviro/html/emci/chemref/index.html

ChemSpider
http://www.chemspider.com
access to millions of chemical structures
is a free access service providing a structure centric community for chemists. Providing access to millions of chemical structures and integration to a multitude of other online services ChemSpider is the richest single source of structure-based chemistry information.

The ChemExper Chemical Directory
http://www.chemexper.com
The ChemExper Chemical Directory for chemical suppliers and researchers

ChemBioFinder.com
http://chembiofinderbeta.cambridgesoft.com/