For companies that have chemicals in multiple locations, it is advisable to create a location hierarchy structure that matches your divisions, buildings, floors, rooms and maybe down to cabinets and shelves. You can add SDS to any level of this kind of location hierarchy. Later you can add users and decide on what locations the user will have access.

Below is an example of a location hierarchy. The number in the parentheses is the number of SDS linked to each location.