KS K ISO 1833-4:2018 Textiles — Quantitative chemical analysis — Part 4: Mixtures of certain protein fibres with certain other fibres(method using hypochlorite)
2018KS K ISO 1833-4:2018 Textiles — Quantitative chemical analysis — Part 4: Mixtures of certain protein fibres with certain other fibres(method using hypochlorite)
2009KS K ISO 1833-4:2009 Textiles-Quantitative chemical analysis-Part 4:Mixtures of certain protein and certain other fibers(method using hypochlorite)