• 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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Projects of NA 062-05-52 AA

DIN EN 00289268 2024-08-01 Leather - Chemical analysis- Determination of glutaraldehyde content More  Comment 
ISO/CD 25202 2024-04-22 Leather - Chemical analysis - Determination of glutaraldehyde content More  Comment 
ISO/DIS 23649 2023-07-26 Chemicals for the leather tanning industry - Determination of cyclosiloxanes in waterproofing fatliquors More  Comment 
DIN EN ISO 17234-1 2023-07-17 Leather - Chemical tests for the determination of certain azo colourants in dyed leathers - Part 1: Determination of certain aromatic amines derived from azo colourants (ISO/FDIS 17234-1:2024); German and English version FprEN ISO 17234-1:2024 More  Comment 
ISO/DIS 17234-1 2023-07-10 Leather - Chemical tests for the determination of certain azo colourants in dyed leathers - Part 1: Determination of certain aromatic amines derived from azo colourants More  Comment 
DIN EN ISO 23649 2023-06-05 Chemicals for the leather tanning industry - Determination of cyclosiloxanes in waterproofing fatliquors (ISO/DIS 23649:2024), German and English version prEN ISO 23649:2024 More  Comment 
DIN EN ISO 21135 2022-05-16 Chemicals for the leather tanning industry - Determination of the total content of certain bisphenols (ISO 21135:2024); German version EN ISO 21135:2024 More  Comment 

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