This standard establis es the nomenclature of the quality indices of the leather and the sole and applies to the sole for footwear soles and to leathers for technical articles, for saddlery, chrome leather for the upper part of footwear, leather for chrome for shoe lining, pigskin and leather of different designations.
NC 56-41-02-1988 history
1988NC 56-41-02-1988 Unified System for Quality Indexes Nomenclature. Footwear and Leather Industry. Leather and Sole