Leather. Physical and mechanical test methods for the determination of soiling - Rubbing (Martindale) methodWhat 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

To be read in conjunction with BS 5131-0

textile machinery and accessories

which means the customer will be reassured their risk-managed cabling installations work to optimum performance

This includes all parties in the supply chain

It is also applicable to analysis using 10 mm to 50 mm cuvettes depending on the desired range

The accuracy grade of the acoustical test procedures specified in this part of ISO 14509 is engineering grade (grade 2)

ISO 2738:1999

Also a new Annex V has been added

The information specified does not replace a technical data sheet and cannot be used to verify the conformance of the product with the technical requirements

BS EN ISO 7971‑3:2019 has introduced the formula to express the results obtained with NILEMA LITRE for wheat and barley compared to the previous edition EN ISO 7971-3:2009

Notes on terminology

More accurate definition of services to be procured