Electroacoustics - Measurement microphones - Part 2: Primary method for pressure calibration of laboratory standard microphones by the reciprocity technique (IEC 61094-2:2009); German version EN 61094-2:2009
Edition 2009-09

Computation of waveform Parameter uncertainties (IEC 62754:2017); German version EN 62754:2017
Edition 2018-11

Equipment reliability - Reliability assessment methods (IEC 62308:2006); German version EN 62308:2006
Edition 2007-07

Specifications for dedicated liquefied petroleum gas appliances - Flueless non-domestic space heaters not exceeding 10 kW; German version EN 461:1999 + A1:2004
Edition 2004-11

Hygrothermal performance of building materials and products - Determination of hygric expansion coefficient; German version EN 13009:2000
Edition 2000-04

Ventilation for buildings - Non-metallic ducts - Ductwork made from insulation ductboards; German version EN 13403:2003
Edition 2003-08

Bitumen and bituminous binders - Determination of adhesivity of cut-back and fluxed bituminous binders by water immersion test - Aggregate method; German version EN 15626:2016
Edition 2016-09

German standard methods for the examination of water, waste water and sludge; bio-assays (group L); determining the tolerance of green algae to the toxicity of waste water (Scenedesmus chlorophyll fluorescence test) by way of dilution series (L 33)
Edition 1991-03

Flexible sheets for waterproofing - Bitumen sheets for roof waterproofing - Determination of flow resistance at elevated temperature; German version EN 1110:2010
Edition 2011-03

German standard methods for the examination of water, waste water and sludge; test methods using water organisms (group L); determination of oxygen production and oxygen consumption in an aquatic environment (SPG and SVG) by means of the light and dark bottle method (L 13) (determination of biogenic aeration rate)
Edition 1983-09