The D-Lysine GTA tanned leather was found to be soft and full possessing tight grain.
This may be due to the decrease in the availability of the active sites in the leather matrix.
The hydrothermal stability of fibrillar collagens depends on intra and intermolecular cross-links formed through the D-Lysine GTA.
This indicates clearly that the treatment using 1% D-Lysine facilitates offer of 2% GTA that influence the quality of the leather.