Products used for treatment of water intended for human consumption - Powdered diatomaceous earth; German version EN 12913:2012
Edition 2013-01

Products used for treatment of water intended for human consumption - Anthracite; German version EN 12909:2012
Edition 2013-01

Project, programme and portfolio management - Guidance on portfolio management (ISO 21504:2015)
Edition 2017-09

Anti-pollution check valves - DN 6 to DN 250 inclusive - Family E, type A, B, C and D; German version EN 13959:2004
Edition 2005-01

Soil quality - Determination of cadmium, chromium, cobalt, copper, lead, manganese, nickel and zinc in aqua regia extracts of soil - Flame and electrothermal atomic absorption spectrometric methods (ISO 11047:1998)
Edition 2003-05

Meteorology - Sonic anemometers/thermometers - Acceptance test methods for mean wind measurements (ISO 16622:2002)
Edition 2003-03

Water quality - Determination of the chemical oxygen demand index (ST-COD) - Small-scale sealed tube method (ISO 15705:2002)
Edition 2003-01

Calculation of load capacity of cylindrical gears; calculation of scuffing load capacity
Edition 1987-12

Air quality - Assessment of the uncertainty of a measurement method under field conditions using a second method as reference (ISO 13752:1998)
Edition 1999-01

Internal and/or external protective coatings for steel tubes - Specification for hot dip galvanized coatings applied in automatic plants; German version EN 10240:1997
Edition 1998-02