BS EN ISO 1833-18:2010
ОтменёнTextiles. Quantitative chemical analysis - Mixtures of silk and wool or hair (method using sulfuric acid)
1 Scope This part of ISO 1833 specifies a method, using sulfuric acid, to determine the percentage of silk, after removal of non-fibrous matter, in textiles made of binary mixtures of — silk and — wo…