GOST R ISO 1833-15-2008 Textiles. Quantitative chemical analysis. Part 15. Mixtures of jute and certain animal fibres (method by determining nitrogen content)
ISO 1833-1:2006 Textiles - Quantitative chemical analysis - Part 1: General principles of testing
GOST R ISO 1833-15-2008 history
2008GOST R ISO 1833-15-2008 Textiles. Quantitative chemical analysis. Part 15. Mixtures of jute and certain animal fibres (method by determining nitrogen content)