Fire behaviour of building materials and building components - Part 23: Roofs - Application rules for test results for roofs tested to DIN V ENV 1187, test method 1, and/or DIN 4102-7
German standard methods for the examination of water, waste water and sludge - Anions (group D) - Determination of selenium by atomic absorption spectrometry (AAS) (D 23)
Information Technology - Identification Cards - Integrated Circuit(s) Cards With Contacts - Part 4: Interindustry Commands for Interchange (Adopted ISO/IEC 7826-1:1994, first edition)
Information Technology - Abstract Syntax Notation One (ASN.1):Specification of Basic Notation (adopted, ISO/IEC 8824-1:1998, second edition, 1998-12-15)