Material used for producing wrappings for cigarette filters, cigarettes and other tobacco products - Determination of citrate content (ISO 20369:2009)
Edition 2012-10

Material used for producing wrappings for cigarette filters, cigarettes and other tobacco products - Determination of acetate content (ISO 20370:2009)
Edition 2012-10

Chemicals used for treatment of water intended for human consumption - Ammonium chloride; German version EN 1421:2022
Edition 2022-12

Chemicals used for treatment of swimming pool water - Calcium hypochlorite; German version EN 15796:2022
Edition 2022-10

Products used for treatment of swimming pool water - Powdered activated carbon; German version EN 15799:2022
Edition 2022-10

Products used for the treatment of swimming pool water - Filter media; German version EN 15798:2022
Edition 2022-10

Chemicals used for treatment of water intended for human consumption - Calcium carbonate; German version EN 1018:2021
Edition 2021-08

Chemicals used for treatment of water intended for human consumption - Iron (III) sulfate solution; German version EN 890:2023
Edition 2023-05

Methods of measurement for equipment used in digital microwave radio transmission systems; part 2: measurements on terrestrial radio-relay systems; section one: general (IEC 60835-2-1:1990); German version EN 60835-2-1:1992
Edition 1993-09

Methods of measurement for equipment used in digital microwave radio transmission systems; part 3: measurements on satellite earth stations; section one: general (IEC 60835-3-1:1990); German version EN 60835-3-1:1992
Edition 1993-09