ISO 5432:2022
Leather — Wet blue sheep skins — Specification
This document specifies requirements, sampling methods and testing methods for wet blue leather produced from sheep skins tanned without wool and with the use of basic chromium sulfate as the primary tanning agent.
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Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Requirements
4.1 Raw material
4.2 Tanning
4.3 Fungicidal additives
4.4 Presentation
4.5 Shrinkage temperature
4.6 Chemical requirements
5 Sampling
5.1 Sampling for routine testing
5.2 Sampling in cases of dispute
5.3 Preparation of samples
6 Method of testing
6.1 Visual tests
6.2 Shrinkage temperature
6.3 Volatile matter
6.4 pH of the water extract
6.5 Effectiveness of the fungicide
6.6 Determination of matter soluble in dichloromethane
7 Packaging and Marking
7.1 Packaging
7.2 Marking
Bibliography
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Related Information
Similar Standards
-
BS 1006:B01C:LFS1:1982
Methods of test for colour fastness of textiles and leather. Blue wool standards, Reference standard for no. 1
-
BS 1006:B01C:LFS2:1985
Methods of test for colour fastness of textiles and leather. Blue wool standards, Reference standard for no. 2
-
BS 1006:B01C:LFS4:1990
Methods of test for colour fastness of textiles and leather. Blue wool standards. Reference standard for no. 4
-
BS 1006:B01C:LFS4:1990 - SET
Methods of test for colour fastness of textiles and leather. Blue wool standards, Reference standard for no. 4
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Requirements
4.1 Raw material
4.2 Tanning
4.3 Fungicidal additives
4.4 Presentation
4.5 Shrinkage temperature
4.6 Chemical requirements
5 Sampling
5.1 Sampling for routine testing
5.2 Sampling in cases of dispute
5.3 Preparation of samples
6 Method of testing
6.1 Visual tests
6.2 Shrinkage temperature
6.3 Volatile matter
6.4 pH of the water extract
6.5 Effectiveness of the fungicide
6.6 Determination of matter soluble in dichloromethane
7 Packaging and Marking
7.1 Packaging
7.2 Marking
Bibliography