Methyl Ethyl Ketone / Secondary Butyl Alcohol Solvent REACH Consortium

The Methyl Ethyl Ketone / Secondary Butyl Alcohol (MEK) consortium was created to help its members prepare for REACH.

Substances covered

The MEK consortium was created by members of the Oxygenated Solvents Producers Association (OSPA), a sector group of Cefic, to undertake the collective activities related to the registration of the following substances for solvent uses under REACH:

Substance name EC Number CAS Number

Methyl ethyl ketone 



Secondary butanol 





The members of the consortium have substantial experience in the manufacturing or importation of these substances and have significant experience in implementing product regulatory initiatives such as the OECD/ HPV program. ReachCentrum has been chosen to manage the secretariat of the consortium. The consortium is open to any applicants fulfilling the current membership or associated membership criteria of the consortia. 

The current members of the MEK solvent REACH consortium are:

  • Shell Chemicals Europe BV
  • ExxonMobil Petroleum & Chemical BVBA
  • INEOS Solvents Germany GmbH

Relevant links

Letter of Access

The LoA are now available. Please use this link to access the LoA e-shop:


Cantersteen 47
B-1000 Brussels