German standard methods for the examination of water, waste water and sludge - Microbiological methods (group K) - Part 25: Protocol for the validation of alternative confirmation procedures and for verifications of validated alternative confirmation procedures (K 25)
Edition 2024-07

Testing of sandwiches; definitions of terms
Edition 1982-02

Lubricants - Consistency classification of lubricating greases - NLGI grades
Edition 2024-02

Digital audio - Digital input-output interfacing - Transmission of digital audio over asynchronous transfer mode (ATM) networks (IEC 62365:2009); German version EN 62365:2009
Edition 2010-02

Springs - Measuring- and test statistic - Part 1: Cold formed cylindrical helical compression springs
Edition 2017-05

Signs for cableway installations designed to carry persons and conveyor belts for wintersport or leisure use - Requirements and design
Edition 2019-12

Vacuum technology - acceptance specifications for liquid ring vacuum pumps
Edition 2019-03

Non destructive testing - Testing of hard spots on plates
Edition 2018-12

Auxiliary means of packaging - Tapes from kraftpaper - Not reinforced or reinforced, water or heat activatable; requirements and testing
Edition 2022-12

Testing of lubricants - Testing of the rust-prevention properties of greases - SKF-Emcor-method
Edition 2017-10