Potassium Hydroxide REACH consortium

The major European manufacturers of potassium hydroxide (KOH) have joined efforts for their REACH compliance activities and have launched a consortium end of February 2009 following one year of preparatory work.

Substance covered

The following substance is covered by the Potassium Hydroxide consortium:

Substance name EC Number CAS Number

Potassium hydroxide 




The KOH REACH consortium structure includes a Steering Committee and a Technical Committee. The consortium is open to manufacturers, importers and only representatives as defined in the REACH regulation and includes their Affiliates.

Current members of the KOH consortium are:

  • Albemarle Europe SPRL
  • Altair Chimica SpA
  • BK Giulini GmbH
  • Ercros SA
  • EVONIK Industries AG
  • Inter Star GmbH für Industrie und Handel
  • KTR Europe GmbH
  • Occidental Chemical Belgium BVBA
  • PPC S.A.S.
  • Produits Chimiques d'Harbonnières
  • Spolek pro chemickou a hutni vyrobu, a.s. (Spolchemie)
  • Tessenderlo Chemie V
  • Univar BV
  • Uralchem Assist GmbH

Relevant links

Consortium activities

The consortium members agreed to collaborate under the leadership of Tessenderlo Chemie in the preparation and maintenance of a joint Registration dossier for Potassium Hydroxide. The dossier includes the IUCLID file and a full chemical safety report. It is the aim to cover all known uses of the substance.

The consortium is managed by ReachCentrum.

Letter of Access

Letter of Access now available for purchase through the ReachCentrum LoA Shop.


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