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ISO 1833-18:2019
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
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Textiles Quantitative chemical analysis Part 18: Mixtures of silk with other protein fibres (method using sulfuric acid)
Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users
22-10-2020
English, French
12-04-2019
This document specifies a method, using sulfuric acid, to determine the mass percentage of silk, after removal of non-fibrous matter, in textiles made of binary mixtures of
silk
with
other protein fibres (e.g. wool or animal hair).
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