Measurement of airborne microorganisms and viruses in ambient air - Determination of area-specific background concentrations
Edition 2015-08

Gaseous air pollution measurement - Determination of the nitrogen monoxide and nitrogen dioxide concentration - Preparation of the calibration gas mixtures and determination of their concentration
Edition 1995-10

Maintenance of crane equipment - Steel structures
Edition 2017-10

Determination of deposition fluxes of ambient air pollutants - Determination of the deposition fluxes of fluorides, chlorides and sulphur oxides (SOx) by means of the IRMA-method
Edition 2010-10

Planning of ambient air quality measurements - Measurement strategies for the determination of air quality characteristics in the vicinity of stationary emission sources
Edition 2003-06

Power-split transmission systems - Terms, symbols, calculation, design
Edition 2023-04

Stationary source emissions - Measurement of ammonia (and gaseous ammonium compounds) - Manual method
Edition 2017-09

Ultrasound - Workplace - Measurement, assessment, judgement and reduction
Edition 2012-09

Noise abatement by design; rotary machine-elements and their bearing
Edition 1984-01

Meteorological data for building-services purposes - Non-European climatic data
Edition 2013-03