Passive neutron dosimetry systems - Part 2: Methodology and criteria for the qualification of personal dosimetry systems in workplaces (ISO 21909-2:2021) (Endorsed by Asociación Espanola de Normalización in September of 2023.)

Die Norm herausgegeben am 1.9.2023

Solid recovered fuels - Determination of self-heating - Part 1: Isothermal calorimetry (ISO 21911-1:2022)

Die Norm herausgegeben am 7.2.2024

Solid recovered fuels - Safe handling and storage of solid recovered fuels (ISO 21912:2021)

Die Norm herausgegeben am 11.5.2022

Anaesthetic and respiratory equipment - Voice prostheses (ISO 21917:2021)

Die Norm herausgegeben am 20.9.2023

Geometrical product specifications (GPS) - Surface texture: Profile - Part 1: Indication of surface texture (ISO 21920-1:2021)

Die Norm herausgegeben am 7.6.2023

Geometrical product specifications (GPS) - Surface texture: Profile - Part 2: Terms, definitions and surface texture parameters (ISO 21920-2:2021, Corrected version 2022-06)

Die Norm herausgegeben am 7.6.2023

Geometrical product specifications (GPS) - Surface texture: Profile - Part 3: Specification operators (ISO 21920-3:2021)

Die Norm herausgegeben am 7.6.2023

Refrigerating systems and heat pumps - Valves - Requirements, testing and marking (ISO 21922:2021)

Die Norm herausgegeben am 13.7.2022

Refrigerating systems and heat pumps - Valves - Requirements, testing and marking - Amendment 1 (ISO 21922:2021/Amd 1:2024)

Änderung herausgegeben am 10.9.2025

Solid biofuels - Simplified sampling method for small scale applications (ISO 21945:2020)

Die Norm herausgegeben am 17.2.2021