DIN Standards Committee Materials Testing
DIN EN ISO 23649
Chemicals for the leather tanning industry - Determination of cyclosiloxanes (ISO 23649:2025); German version EN ISO 23649:2025
Chemikalien für die Ledergerbereiindustrie - Bestimmung von Cyclosiloxanen (ISO 23649:2025); Deutsche Fassung EN ISO 23649:2025
Responsible national committee
NA 062-05-52 AA - Chemical test methods of leather
Responsible european committee
CEN/TC 289/WG 6 - Test methods for tannery chemicals
Responsible international committee
IULTCS - International Union of Leather Technologists and Chemists Societies