Artikel 9

1. Suppliers of chemicals, whether manufacturers, importers or distributors, shall ensure that:
a) such chemicals have been classified in accordance with Article 6 on the basis of knowledge of their properties and a search of available information or assessed in accordance with paragraph 3 below;
b) such chemicals are marked so as to indicate their identity in accordance with Article 7, paragraph 1;
c) hazardous chemicals they supply are labelled in accordance with Article 7, paragraph 2;
d) chemical safety data sheets are prepared for such hazardous chemicals in accordance with Article 8, paragraph 1, and provided to employers.
2. Suppliers of hazardous chemicals shall ensure that revised labels and chemical safety data sheets are prepared and provided to employers, by a method which accords with national law and practice, whenever new relevant safety and health information becomes available.
3. Suppliers of chemicals which have not yet been classified in accordance with Article 6 shall identify the chemicals they supply and assess the properties of these chemicals on the basis of a search of available information in order to determine whether they are hazardous chemicals.