Normen UNE - Spanische nationale Normen - Seite Nr. 1345

Natural gas - Calculation of thermodynamic properties - Part 1: Gas phase properties for transmission and distribution applications (ISO 20765-1:2005)

Die Norm herausgegeben am 8.5.2019

Natural gas - Calculation of thermodynamic properties - Part 2: Single-phase properties (gas, liquid, and dense fluid) for extended ranges of application (ISO 20765-2:2015)

Die Norm herausgegeben am 22.5.2019

Natural gas - Calculation of thermodynamic properties - Part 5: Calculation of viscosity, Joule-Thomson coefficient, and isentropic exponent (ISO 20765-5:2022)

Die Norm herausgegeben am 26.10.2022

Vapour products - Routine analytical vaping machine - Definitions and standard conditions (ISO 20768:2018)

Die Norm herausgegeben am 22.6.2022

Vapour products - Routine analytical vaping machine - Definitions and standard conditions - Amendment 1: Correction of puff profile requirements (ISO 20768:2018/Amd 1:2025)

Änderung herausgegeben am 26.11.2025

Non-destructive testing - Radiographic inspection of corrosion and deposits in pipes by X - and gamma rays - Part 1: Tangential radiographic inspection (ISO 20769-1:2018)

Die Norm herausgegeben am 22.5.2019

Non-destructive testing - Radiographic inspection of corrosion and deposits in pipes by X- and gamma rays - Part 2: Double wall radiographic inspection (ISO 20769-2:2018)

Die Norm herausgegeben am 22.5.2019

Susceptibility testing of infectious agents and evaluation of performance of antimicrobial susceptibility test devices - Part 1: Broth micro-dilution reference method for testing the in vitro activity of antimicrobial agents against rapidly growing aerobic bacteria involved in infectious diseases (ISO 20776-1:2019, including Corrected version 2019-12)

Die Norm herausgegeben am 10.2.2021

Clinical laboratory testing and in vitro diagnostic test systems - Susceptibility testing of infectious agents and evaluation of performance of antimicrobial susceptibility test devices - Part 2: Evaluation of performance of antimicrobial susceptibility test devices against reference broth micro-dilution (ISO 20776-2:2021)

Die Norm herausgegeben am 21.9.2022

Aerospace series- Metallic materials- manufacturing schedule, inspection schedule, inspection and test report- Definition, general principles, preparation and approval. (Endorsed by AENOR in February of 2002.)

Die Norm herausgegeben am 1.2.2002