DIN EN ISO 105-N04-1995 纺织品.色牢度试验.第4部分:耐褪色的色牢度.氯酸钠试验方法(强度) (ISO 105-N04:1993); 德文版本 EN ISO 105-N04:1995
Textiles - Tests for colour fastness - Part N04: Colour fastness to bleaching: Sodium chlorite (severe) (ISO 105-N04:1993); German version EN ISO 105-N04:1995
The document specifies a method for determining the resistance of the colour of natural cellulose textiles to the action of severe bleaching with sodium chlorite as ordinarily employed in textile processing.