Russian standards

Textiles. Quantitative chemical analysis. Part 15. Mixtures of jute and certain animal fibres (method by determining nitrogen content)

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Textiles. Quantitative chemical analysis. Part 16. Mixtures of polypropylene fibres and certain other fibres (method using xylene)

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Textiles. Quantitative chemical analysis. Part 17. Mixtures of chlorofibres (homopolymers of vinyl chloride) and certain other fibres (method using sulfuric acid)

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Textiles. Quantitative chemical analysis. Part 18. Mixtures of silk and wool or hair (method using sulfuric acid)

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Textiles. Quantitative chemical analysis. Part 19. Mixtures of cellulose fibres and asbestos (method by heating)

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Textiles. Quantitative chemical analysis. Mixtures of elastane and certain other fibres (method using dimethylacetamide)

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