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Ambient air - Determination of lung deposited surface area (LDSA) concentration using aerosol monitors based on diffusion charging; German version CEN/TS 18073:2024

Testing hardened concrete - Part 11: Determination of the chloride resistance of concrete, unidirectional diffusion

Workplace air quality - Sampling and analysis of volatile organic compounds by solvent desorption/gas chromatography - Part 2: Diffusive sampling method

Measurement of radioactivity in the environment - Air: radon 222 - Part 13: Determination of the diffusion coefficient in waterproof materials: membrane two-side activity concentration test method

Testing hardened concrete - Part 11: Determination of the chloride resistance of concrete, unidirectional diffusion

Footwear and footwear components - Test method to assess antimicrobial activity - Agar diffusion test

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DIN EN 481

Workplace exposure - Size fraction definitions for measurement of airborne particles; German and English version prEN 481:2024

Project

prEN 481

Workplace exposure - Size fraction definitions for measurement of airborne particles (ISO 7708:1995, modified)

Biological evaluation of medical devices - Part 5: Tests for in vitro cytotoxicity (ISO 10993-5:2009)

Biological evaluation of medical devices - Part 5: Tests for in vitro cytotoxicity (ISO 10993-5:2009)

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