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ČSN is a protected designation of Czech national technical standards.
Leather - Chemical tests - Determination of pH and difference figure
Standard published on 1.12.2018
Selected format:Leather. Determination of pH
WITHDRAWN published on 1.12.1994
Selected format:Leather - Chemical tests - Determination of pH (ISO 4045:2008)
WITHDRAWN published on 1.8.2008
Selected format:
WITHDRAWN published on 21.2.1977
Selected format:Leather - Chemical determination of metal content - Part 1: Extractable metals
Standard published on 1.10.2019
Selected format:Leather - Chemical determination of metal content - Part 2: Total metal content
Standard published on 1.2.2023
Selected format:Leather - Chemical determination of metal content - Part 1: Extractable metals
WITHDRAWN published on 1.9.2011
Selected format:Leather - Chemical determination of metal content - Part 2: Total metal content
WITHDRAWN published on 1.10.2019
Selected format:Leather - Chemical determination of metal content - Part 2: Total metal content
WITHDRAWN published on 1.9.2011
Selected format:Testing of antimicrobial properties of materials and products of leather industry. Antifungal and antibacterial properties
Standard published on 3.5.1991
Selected format:Latest update: 2026-09-15 (Number of items: 2 301 408)
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