Description: GS1 identification key used to identify trade items; Name: Global Trade Item Number
Description: internationally unique and unambiguous article number for products and services (Global Trade Item Number); Name: GTIN
Description: The norm in fixed relation to the feature being described. This defines the parameters that influence the contents of the correlated feature. Type and number of the norm with issue year and issue month must be given, e.g. DIN ISO 4711:YYYY-MM.; Name: Reference norm of the connection, muff A1