Haematology - Procedure for determining the volume fraction of erythrocytes (packed cell volume) in blood - Part 1: Reference method based on centrifugation
Edition 1995-01

Measurement of the electrical properties of electronic tubes and valves; methods of measuring noise factor
Edition 1972-03

Viscosity - Part 2: Newtonian liquids
Edition 2003-11

Liquid crystal display devices - Part 5-2: Environmental, endurance and mechanical test methods - Visual inspection of active matrix colour liquid crystal display modules (IEC 61747-5-2:2011); German version EN 61747-5-2:2011
Edition 2012-01

Testing of mineral oils - Determination of neutralization number - Part 2: Color-indicator titration, insulating oils
Edition 2017-07

Soil drilling apparatur for drawing soil samples in agricultural engineering; rod, rotating borers, sampling spoon, sampling spoon for marshes, twist drills
Edition 1964-11

Fibre optic active components and devices - Package and interface standards - Part 4: PN 1x9 plastic optical fibre transceivers (IEC 62148-4:2003); German version EN 62148-4:2003
Edition 2004-02

Design of concrete structures - Part 101: Evaluation of Conformity for brick floors in accordance with DIN 1045-100
Edition 2017-09

Testing of paper and board - Determination of the surface colony count (OKZₛ)
Edition 2021-02

Machine Tools; External Cylindrical Grinding Machines; Definitions and Terms
Edition 1976-05