REACH is the abbreviation of the EU Regulation "Registration, Evaluation, Authorization and Restriction of Chemicals" (Regulation Number: (EC); 1907/2006. The regulation was established by the European Union and implemented on June 1, 2007.

The REACH Directive requires that all chemicals imported and produced in Europe must go through a comprehensive set of procedures such as registration, evaluation, authorization, and restriction to better and more easily identify the chemical components to ensure environmental and human safety. The directive mainly includes registration, evaluation, authorization, and restrictions.