1. ISO 15184:2012 Paints and varnishes − Determination of film hardness by pencil test.
2. ISO 12137:2011 Paints and varnishes − Determination of mar resistance.
3. ISO 20566:2013 Paints and varnishes − Determination of the scratch resistance of a coating system using a laboratory‐scale car‐wash.
4. ISO 2409:2013 Paints and varnishes − Cross‐cut test.
5. ISO 1518‐1:2011 Paints and varnishes − Determination of scratch resistance − Part 1: Constant‐loading method.