Leather. Tests for colour fastness. Colour fastness to crocking has-corrigendum BS 8520-3 gives recommendations for

BS 8520-3 gives recommendations for the operation

Characteristics and limitations of various devices and systems must be carefully examined before choosing the most appropriate

For the purpose of this European Standard

ISO/TS 23016‑1 is first part of a multi-series standard that covers test method for evaluating the growth promotion of hydroponically grown lettuce that enhances the uptake of nutrient solution in lettuce to promote plant growth

Leather. Tests for colour fastness. Colour fastness to crocking has-corrigendum BS 8520-3 gives recommendations for1 Scope This International Standard specifies a method for determining the amount of colour transferred from the surface of coloured leather to other surfaces by rubbing with a white cotton cloth. Two tests are carried out, one with a dry rubbing cloth and one with a wet rubbing cloth. The method is applicable to all types of coloured leather. Since after treatments of the leather as well as surface finishes can affect the degree of colour transfer,