EN ISO 17751-1:2023 Textiles - Quantitative analysis of cashmere, wool, other specialty animal fibers and their blends - Part 1: Light microscopy method (ISO 17751-1:2023)
2023EN ISO 17751-1:2023 Textiles - Quantitative analysis of cashmere, wool, other specialty animal fibers and their blends - Part 1: Light microscopy method (ISO 17751-1:2023)
2016EN ISO 17751-1:2016 Textiles - Quantitative analysis of cashmere, wool, other specialty animal fibers and their blends - Part 1: Light Microscopy method (ISO 17751-1:2016)