Leather - Physical and mechanical tests - Determination of tensile strength and percentage extension (ISO 3376:2002); German version EN ISO 3376:2002— 10 стр.
Leather - Chemical tests - Determination of matter soluble in dichloromethane and free fatty acid content (ISO 4048:2008); German version EN ISO 4048:2008— 11 стр.
Leather - Chemical determination of chromic oxide content - Part 1: Quantification by titration (ISO 5398-1:2007); German version EN ISO 5398-1:2007— 11 стр.
Leather - Chemical determination of chromic oxide content - Part 3: Quantification by atomic absorption spectrometry (ISO 5398-3:2007); German version EN ISO 5398-3:2007— 12 стр.
Leather - Chemical determination of chromic oxide content - Part 4: Quantification by inductively coupled plasma - optical emission spectrometer (ICP-OES) (ISO 5398-4:2007); German version EN ISO 5398-4:2007— 12 стр.