Leather. Physical and mechanical test methods for the determination of soiling - Rubbing (Martindale) method Ingestion-build-100580 Who is ISO 20228 –

Who is ISO 20228 – Standard for legal interpreting for

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Leather. Physical and mechanical test methods for the determination of soiling - Rubbing (Martindale) method Ingestion-build-100580 Who is ISO 20228 –What is ISO 260821 Soiling of leather about? ISO 260821 is the first part of an international multi series standard that covers attributes of good quality leather. ISO 260821 specifies a method for determining the resistance of all forms of leather to visible soiling through repeated contact with soiled objects. It provides a physical pre treatment routine for leathers that may be vulnerable to loss of soiling resistance while in service, prior to