DIN EN ISO 105-Z11:2001-01 Textiles - Tests for colour fastness - Part Z11: Evaluation of speckiness of colorant dispersions (ISO 105-Z11:1998); German version EN ISO 105-Z11:2000
2001DIN EN ISO 105-Z11:2001-01 Textiles - Tests for colour fastness - Part Z11: Evaluation of speckiness of colorant dispersions (ISO 105-Z11:1998); German version EN ISO 105-Z11:2000