Leather - Physical and mechanical tests - Determination of tear load - Part 2: Double edge tear (ISO 3377-2:2016); German version EN ISO 3377-2:2016— 9 стр.
Leather - Physical and mechanical tests; Determination of resistance to grain cracking and grain crack index (ISO 3378:2002); German version EN ISO 3378:2002— 11 стр.
Leather - Chemical tests - Determination of matter soluble in dichloromethane and free fatty acid content (ISO 4048:2018); German version EN ISO 4048:2018— 17 стр.
Leather - Chemical tests - Determination of water-soluble matter, water-soluble inorganic matter and water-soluble organic matter (ISO 4098:2018); German version EN ISO 4098:2018— 11 стр.