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

Air quality - Stationary source emissions - Manual method of determination of the concentration of total mercury; German version EN 13211:2001
Edition 2001-06

Petroleum products - Determination of the oxidation stability of middle-distillate fuels (ISO 12205:1995); German version EN ISO 12205:1996
Edition 1996-11

Classification of environmental conditions - Part 3: Classification of groups of environmental parameters and their severities; section 7: Portable and non-stationary use; Amendment A1 (IEC 60721-3-7:1995/A1:1996); German version EN 60721-3-7:1995/A1:1997
Edition 1997-07

Displacement compressor; thermodynamic acceptance and performance test
Edition 1980-11

Classification of environmental conditions; part 3: classification of groups of environmental parameters and their severities; ship environment (IEC 60721-3-6:1987 + A1:1991); German version EN 60721-3-6:1993
Edition 1994-06

Classification of environmental conditions - Part 3: classification of groups of environmental parameters and their severities; section 6: Ship environment; Amendment A2 (IEC 60721-3-6:1987/A2:1996); German version EN 60721-3-6:1993/A2:1997
Edition 1997-07

Metallic and other non-organic coatings - General rules for storage conditions (ISO 4543:1981); German version EN ISO 4543:1994
Edition 1995-01

Internal blinds - Performance requirements including safety; German version EN 13120:2009+A1:2014
Edition 2014-09

Hydromechanics in water engineering; terms
Edition 1980-07