Machines for surface cleaning and pretreatment of industrial items using liquids and vapours - Part 4: Safety of machines using halogenated solvents; German version EN 12921-4:2005+A1:2008
Edition 2010-06

Chemicals used for treatment of water intended for human consumption - Sodium hypochlorite; German version EN 901:2013
Edition 2013-12

Determination of the explosion limits and the limiting oxygen concentration (LOC) for flammable gases and vapours; German version EN 1839:2017
Edition 2017-04

Chemicals used for treatment of water intended for human consumption - Hydrochloric acid; German version EN 939:2016
Edition 2016-09

Static gaskets for flange connections - Gaskets made from sheets - Part 2: Special test procedures for quality assurance
Edition 2014-11

LPG equipment and accessories - LPG tanks and drums - Disposal; German version EN 13109:2010
Edition 2011-04

Anaesthetic and respiratory equipment - Compatibility with oxygen (ISO 15001:2010); German version EN ISO 15001:2011
Edition 2012-06

Chemicals used for treatment of water intended for human consumption - Sodium chloride for regeneration of ion exchangers; German version EN 973:2009
Edition 2009-12

Design and manufacture of site built, vertical, cylindrical, flat-bottomed tank systems for the storage of refrigerated, liquefied gases with operating temperatures between 0 °C and -196 °C - Part 4: Insulation components; German and English version prEN 14620-4:2023
Edition 2023-03

Chemical analysis of refractory material glass and glazes - Determination of Fe²⁺ and Fe³⁺ by the spectral photometric method with 1,10-phenanthroline (ISO 14719:2011); German version EN ISO 14719:2011
Edition 2012-03