What about the special case of SDSs for mixtures?
Should my SDS include annexes with exposure scenarios ?

The regulations do not require the creation of appendices for mixtures. If your mixture contains one or more substances whose SDSs have a registration number (as a reminder, mixtures are not registered) and have annexes, your obligation is to pass on the relevant information to the next users.

Let's assume a mixture contains a substance with an eSDS, classified as a Category 4 dermal toxicant and present at 3% in the mixture. The information contained in the eSDS for this substance is unlikely to be relevant to the mixture due to the low content (3%). In this case, it is advisable to make sure of this, so as not to include the information in these appendices.

Now let's assume that this substance is 70% present. The information contained in the eSDS for this substance is likely to be relevant to the mixture. In this case, we need to integrate...