The European Committee for Standardization (CEN) has published the following standards: EN ISO 17229:2016 Leather - Physical and Mechanical Tests - Determination of Water Vapour Absorption (ISO 17229:2016), which details test methods for determining the water vapor absorption of leather. The method is applicable for all leathers but is particularly relevant to leathers intended for footwear uppers and linings. EN ISO 17236:2016 Leather - Physical and Mechanical Tests - Determination of Extension Set (ISO 17236:2016), which provides test methods for determining the extension set of leather. It is proposed for use on upholstery leather but is relevant to all flexible leathers.
- Ratification Date for both standards: January 23, 2016
- Availability Date for both standards: March 9, 2016
- Announcement Date for both standards: June 30, 2016
Effective Date for both standards: September 30, 2016