T/CNTAC 48-2020 Textiles-Quantitative chemical analysis: Mixtures of polyamide and certain other fibers (method using 20% hydrochloric acid) (English Version)
This standard provides a method for determining the content of a two-component polyamide fiber mixture after removing non-fibrous substances by chemical analysis.
T/CNTAC 48-2020 history
2020T/CNTAC 48-2020 Textiles-Quantitative chemical analysis: Mixtures of polyamide and certain other fibers (method using 20% hydrochloric acid)