Normen UNE - Spanische nationale Normen - Seite Nr. 1128

Bio-based products- Use of stable isotope ratios of Carbon, Hydrogen, Oxygen and Nitrogen as tools for verification of the origin of bio-based feedstock and characteristics of production processes - overview of relevant existing applications

Die Norm herausgegeben am 27.4.2022

Resistance welding - Vocabulary - Part 1: Spot, projection and seam welding (ISO 17677-1:2021)

Die Norm herausgegeben am 15.12.2021

Food processing machinery - Craft bakery and pastry depositors - Safety and hygiene requirements (Endorsed by Asociación Espanola de Normalización in December of 2024.)

Die Norm herausgegeben am 1.12.2024

Installation of post-tensioning kits for prestressing of structures - Part 1: Competence of personnel

Die Norm herausgegeben am 22.3.2023

Installation of post-tensioning kits for prestressing of structures - Part 2: Assessment of personnel

Die Norm herausgegeben am 6.3.2024

Milk and milk products - Determination of milk fat purity by gas chromatographic analysis of triglycerides (ISO 17678:2019)

Die Norm herausgegeben am 22.7.2020

Plastics - Plastic films - Determination of tear resistance using a trapezoidal test specimen with incision

Die Norm herausgegeben am 18.1.2023

Sustainability of construction works - Evaluation of the potential for sustainable refurbishment of buildings

Die Norm herausgegeben am 10.4.2024

Textiles and textile products - Per- and polyfluoroalkyl substances (PFAS) - Part 1: Analysis of an alkaline extract using liquid chromatography and tandem mass spectrometry (Endorsed by Asociación Espanola de Normalización in June of 2025.)

Die Norm herausgegeben am 1.6.2025

Textiles and textile products - Organic fluorine - Part 2: Determination of volatile compounds by extraction method using gas chromatography

Die Norm herausgegeben am 7.6.2023