DIN Standards Committee Materials Testing
ISO 4047
Leather; Determination of sulphated total ash and sulphated water-insoluble ash
Leder - Bestimmung der sulfatierten Gesamtasche und der sulfatierten wasserunlöslichen Asche
Responsible national committee
NA 062-05-52 AA - Chemical test methods of leather
Responsible international committee
IULTCS - International Union of Leather Technologists and Chemists Societies