ISO/IEC 17025 with other accreditation standards of the ISO 17000 series (and unlike most ISO standards for management systems), third party auditing ("assessment") of the laboratory is normally carried out by the national organization responsible for accreditation. Laboratories are therefore "accredited" under ISO/IEC 17025, rather than "certified" or "registered" (c.f. ISO 9000 series). In short, "accreditation" differs from "certification" by adding the concept of a third party (Accreditation Body (AB)) attesting to technical competence within a laboratory in addition to its adherence and operation under a documented quality system, specific to a Scope of Accreditation. In order for accreditation bodies to recognize
International Standard Serial Number International Standard Serial Number An International Standard Serial Number (ISSN) is an eight-digit serial number used to uniquely identify a serial publication. The ISSN is especially helpful in distinguishing between serials with the same title. ISSN are used in ordering, cataloging, interlibrary loans, and other practices in connection with serial literature. The ISSN system was first drafted as an International Organization for Standardization (ISO) international standard in 1971 and published as ISO 3297 in 1975. ISO subcommittee TC 46/SC 9 is responsible for maintaining the standard. When a serial with the same content is published in more than one media