Plastics - Determination of the viscosity of polymers in dilute solution using capillary viscometers - Part 1: General principles (ISO 1628-1:2021); German version EN ISO 1628-1:2021
Edition 2021-06

Letter symbols for physical quantities; symbols for general use
Edition 1994-03

Technical specifications for centrifugal pumps - Class I (ISO 9905:1994)
Edition 1997-03

Plastics - Determination of viscosity using a falling-ball viscometer - Part 1: Inclined-tube method (ISO 12058-1:2018); German version EN ISO 12058-1:2018
Edition 2018-11

Permeable sintered metal materials - Determination of fluid permeability (ISO 4022:2018); German version EN ISO 4022:2018
Edition 2018-12

Paints and varnishes - Determination of pH value - Part 1: pH electrodes with glass membrane (ISO 19396-1:2017); German version EN ISO 19396-1:2020
Edition 2020-05

Heat exchangers - Methods of measuring the parameters necessary for establishing the performance; German version EN 306:1997
Edition 1997-07

Oil spill identification - Petroleum and petroleum related products - Part 2: Analytical method and interpretation of results based on GC-FID and GC-low resolution-MS analyses; German version EN 15522-2:2023
Edition 2023-07

Fixed firefighting systems - Foam systems - Part 2: Design, construction and maintenance; German version EN 13565-2:2018+AC:2019
Edition 2020-03

Air quality - Atmospheric measurements near ground with active Differential Optical Absorption Spectroscopy (DOAS) - Ambient air and diffuse emission measurements; German version EN 16253:2013
Edition 2013-09