• Hydrogen Technologies Standards form the basic framework for market ramp-up

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  • Climate change Standards and specifications support climate targets

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  • Smart Farming Standards and specifications are drivers for the digitalization of agriculture

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Publications of NA 062-05-52 AA

DIN EN ISO 25202 2025-01 Draft standard Leather - Chemical analysis - Determination of glutaraldehyde content (ISO/DIS 25202:2024); German and English version prEN ISO 25202:2024 More 
DIN EN ISO 27587 2021-06 Standards Leather - Chemical tests - Determination of free formaldehyde in process auxiliaries (ISO 27587:2021); German version EN ISO 27587:2021 More  Order from DIN Media
ISO 4044 ; IULTCS/IUC 3:2017-01 2017-01 Standards Leather - Chemical tests - Preparation of chemical test samples More  Order from DIN Media
ISO 4045 ; IULTCS/IUC 11:2018-05 2018-05 Standards Leather - Chemical tests - Determination of pH and difference figure More  Order from DIN Media
ISO 4047 1977-11 Standards Leather; Determination of sulphated total ash and sulphated water-insoluble ash More  Order from DIN Media
ISO 4048 ; IULTCS/IUC 4 2018-06 Standards Leather - Chemical tests - Determination of matter soluble in dichloromethane and free fatty acid content More  Order from DIN Media
ISO 4098 ; IULTCS/IUC 6:2018-02 2018-02 Standards Leather - Chemical tests - Determination of water-soluble matter, water-soluble inorganic matter and water-soluble organic matter More  Order from DIN Media
ISO 4684 ; IULTCS/IUC 5:2005-11 2005-11 Standards Leather - Chemical tests - Determination of volatile matter More  Order from DIN Media
ISO 5397 1984-03 Standards Leather; Determination of nitrogen content and "hide substance"; Titrimetric method More  Order from DIN Media
ISO 5398-1 ; IULTCS/IUC 8 2018-06 Standards Leather - Chemical determination of chromic oxide content - Part 1: Quantification by titration More  Order from DIN Media

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