2023DIN EN ISO 9073-1:2023-09 Nonwovens - Test methods - Part 1: Determination of mass per unit area (ISO 9073-1:2023); German version EN ISO 9073-1:2023
2022DIN EN ISO 9073-1:2022-06 Nonwovens - Test methods - Part 1: Determination of mass per unit area (ISO/DIS 9073-1:2022); German and English version prEN ISO 9073-1:2022 / Note: Date of issue 2022-05-20*Intended as replacement for DIN EN 29073-1 (1992-08).