Historical
ISO/TR 5090:1977
Textiles -- Methods for the removal of non-fibrous matter prior to quantitative analysis of fibre mixtures
Describes procedures for the removal of certain commonly found types of non-fibrous substances from fibres. Fibres to which the procedures are applicable and those to which they are not applicable are listed in the table, in relation to the non-fibrous substances to be removed. The names of these fibres are defined in ISO 2076.
International Organization for Standardization [iso]