A lot of the information about substances is available in your supply chain. In order to make efficient use of it, it is advisable to actively communicate up and down the chain with your suppliers and customers.

Downstream users have the right to make their use known to the producers or importers of the substance in order to include them in the registration or authorisation dossier.

Under REACH you have the obligation to communicate information to your customers about dangerous substances contained in your products and suggest risk management measures.