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

    More information
  • Climate change Standards and specifications support climate targets

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

    More information

Projects of NA 062-05-52 AA

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/DIS 17234-1:2023); German and English version prEN ISO 17234-1:2023 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 
ISO 21135 2023-03-08 Chemicals for the leather tanning industry - Determination of the total content of certain bisphenols More  Comment 
DIN EN ISO 21135 2022-05-16 Chemicals for the leather tanning industry - Determination of the total content of certain bisphenols (ISO/FDIS 21135:2024); German version FprEN ISO 21135:2024 More  Comment 

TOP