Measurement of indoor air pollution - Measurement of carboxylic acids
Edition 2018-10

Measurement of atmospheric depositions - Determination of the deposition of water-soluble anions and cations - Sampling with bulk- and wet only-collectors
Edition 2017-01

Cleanroom technology - Quality, production and distribution of ultrapure water - Fundamentals
Edition 2009-01

Project engineer in international projects
Edition 2020-09

Waste gas cleaning by adsorption - Process gas and waste gas cleaning
Edition 2013-04

Biological waste gas purification - Bioscrubbers
Edition 2011-03

Pneumatic conveying plants - Recommendations for requirements and characteristics
Edition 2010-05

Occupational field Technical Sales - Curriculum and study content for the qualification of sales engineers
Edition 2008-12

Planning, construction and managing of scrap wood yards
Edition 2016-12

Stationary source emissions - Determination of polycyclic aromatic hydrocarbons (PAH) - GC/MC method
Edition 2006-12