SN/T 3896.7-2020 Quantitative Analysis of Textile Fibers for Import and Export by Near Infrared Method Part 7: Mixtures of Polyester Fibers and Polyamide Fibers (English Version)
2020SN/T 3896.7-2020 Quantitative Analysis of Textile Fibers for Import and Export by Near Infrared Method Part 7: Mixtures of Polyester Fibers and Polyamide Fibers