NORMALIZAÇÃO
![](https://static.wixstatic.com/media/6ac35c_d5fc96bfabb14ac8824b84f70ee04231~mv2.jpg/v1/fill/w_75,h_37,al_c,q_80,usm_0.66_1.00_0.01,blur_2,enc_auto/6ac35c_d5fc96bfabb14ac8824b84f70ee04231~mv2.jpg)
Normas Europeias adotadas
NP EN ISO 20137:2023 Leather - Chemical tests - Guidelines for testing critical chemicals in leather (ISO 20137:2023)
Documentos Normativos Europeus Publicados
EN ISO 9073-18:2023 Nonwovens - Test methods - Part 18: Determination of tensile strength and elongation at break using the grab tensile test (ISO 9073- 18:2023)