DIN EN ISO 21546:2021-02 Paints and varnishes - Determination of the resistance to rubbing using a linear abrasion tester (crockmeter) (ISO 21546:2019); German version EN ISO 21546:2020
2021DIN EN ISO 21546:2021 Paints and varnishes - Determination of the resistance to rubbing using a linear abrasion tester (crockmeter) (ISO 21546:2019); German version EN ISO 21546:2020