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Textiles Quantitative chemical analysis Part 15- Mixtures of jute with certain animal fibres (method by determining nitrogen content) (ISO 1833-15-2019). Original standard UNE-EN ISO 1833-15-2020 in PDF full version. Additional info + preview on request

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Textiles Quantitative chemical analysis Part 21- Mixtures of chlorofibres, certain modacrylics, certain elastanes, acetates, triacetates with certain other fibres (method using cyclohexanone) (ISO 1833-21-2019). Original standard UNE-EN ISO 1833-21-2020 in PDF full version. Additional info + preview on request

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Metallic and other inorganic coatings Definitions and conventions concerning porosity (ISO 18332-2007). Original standard UNE-EN ISO 18332-2009 in PDF full version. Additional info + preview on request

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Textiles Quantitative chemical analysis Part 27- Mixtures of cellulose fibres with certain other fibres (method using aluminium sulfate) (ISO 1833-27-2018). Original standard UNE-EN ISO 1833-27-2020 in PDF full version. Additional info + preview on request

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Textiles Quantitative chemical análisis Part 28- Mixtures of chitosan with certain other fibres (method using diluted acetic acid) (ISO 1833-28-2019). Original standard UNE-EN ISO 1833-28-2021 in PDF full version. Additional info + preview on request

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Textiles Quantitative chemical analysis Part 6- Mixtures of viscose, certain types of cupro, modal or lyocell with certain other fibres (method using formic acid and zinc chloride) (ISO 1833-6-2018). Original standard UNE-EN ISO 1833-6-2020 in PDF full version. Additional info + preview on request

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