German standard methods for the examination of water, waste water and sludge; anions (group D); determination of fluoride (D 4)
Edition 1985-07

Protective clothing against liquid chemicals - Performance requirements for clothing with liquid-tight (Type 3) or spray-tight (Type 4) connections, including items providing protection to parts of the body only (Types PB [3] and PB [4]); German version EN 14605:2005+A1:2009
Edition 2009-08

Supply systems for medical gases - Part 2: Dimensions and allocation of probes and gas-specific connection points for terminal units
Edition 2013-09

Installation systems for gas installation inside buildings, consisting of multi-layer composite pipes and their corresponding fittings, for an operating pressure ≤ 100 mbar - Part 2: Conformity assessment; Text in German and English
Edition 2020-12

Procedures of dosimetry with probe-type detectors for photon and electron radiation - Part 2: Ionization chamber dosimetry of high energy photon and electron radiation
Edition 2020-08

Electronic data interchange for administration, commerce and transport (EDIFACT) - Part 4: Rules for the markup of UN/EDIFACT interchanges with the eXtensible Markup Language (XML) using Document Type Definitions (DTD's)
Edition 2002-04

State of railway vehicles - Running gear - Part 4: Steel springing
Edition 2015-06

Clinical dosimetry - Part 4: X-ray therapy with X-ray tube voltages between 10 kV and 300 kV
Edition 2020-04

Water engineering of agricultural lands - Part 4: Terms, peat and peat soils
Edition 1998-02

Hydraulically operated rescue apparatus for fire brigade use - Part 4: Double acting hydraulic rescue tools with integrated pump and/or power source
Edition 2011-04