This document specifies evaluation procedures applicable to elastomeric parts including coated stoppers used for drug containers and medical devices in order to guarantee the product identity. The physical and chemical test procedures specified in this document permit the determination of the typical characteristics of elastomeric parts, and can serve as a basis for agreements between manufacturer and user regarding the product consistency in subsequent supplies. An appropriate set of tests is selected, depending upon the type of elastomer and its application. This document does not specify other requirements for elastomeric parts. These are laid down in the relevant product standards.