Biotechnology - Performance criteria for vessels - Part 4: Bioreactors; German version EN 13311-4:2001
Edition 2001-06

Laboratory equipment - Laboratory fittings - Part 4: Valves for pure gases
Edition 2004-11

Laboratory equipment - Laboratory fittings - Part 3: Valves for technical gases
Edition 2004-11

Natural gas - Correlation between water content and water dew point (ISO 18453:2004); German version EN ISO 18453:2005
Edition 2006-01

Biotechnology - Equipment - Guidance on testing procedures for sterilizability; German version EN 12297:1998
Edition 1998-05

Pressure resistant circular glass-to-metal fused sight glasses for holders with recess
Edition 2023-06

Thermal cleaning systems for exhaust gas from surface treatment equipment - Safety requirements; German version EN 12753:2005+A1:2010
Edition 2011-02

Pressure resistant circular glass-to-metal fused sight glasses - Part 1: For holders with recess
Edition 2015-10

Soil quality - Biological methods - Chronic toxicity in higher plants (ISO 22030:2005); German version EN ISO 22030:2011
Edition 2011-09

Soil quality - Determination of the effects of pollutants on soil flora - Part 2: Effects of contaminated soil on the emergence and early growth of higher plants (ISO 11269-2:2012); German version EN ISO 11269-2:2013
Edition 2013-05