Decision

UK REACH authorisation for members of the ADCR Consortium (wash primers), 19 January 2026

Decision on an application for authorisation under UK REACH.

Documents

UK REACH authorisation for ADCR Consortium, 19 January 2026

Request an accessible format.
If you use assistive technology (such as a screen reader) and need a version of this document in a more accessible format, please email defra.helpline@defra.gov.uk. Please tell us what format you need. It will help us if you say what assistive technology you use.

Details

Decision on an application for authorisation under UK REACH

Substance names 

Pentazinc chromate octahydroxide and hydroxyoctaoxodizincate dichromate. 

Authorised use 

Use of wash primers containing pentazinc chromate octahydroxide or potassium hydroxyoctaoxodizincate dichromate in the aerospace and defence industry and its supply chains. 

Holders of the authorisation and authorisation numbers 

Boeing Distribution UK, Inc (UKREACH/26/01/00 and UKREACH/26/01/01), Wesco Aircraft EMEA Ltd (UKREACH/26/01/02 and UKREACH/26/01/03).

Date of decision

19 January 2026

Updates to this page

Published 13 February 2026

Sign up for emails or print this page