EN ISO 4535:1998 Vitreous and Porcelain Enamels - Apparatus for Determination of Resistance to Hot Detergent Solutions Used for Washing Textiles ISO 4535: 1983
1998EN ISO 4535:1998 Vitreous and Porcelain Enamels - Apparatus for Determination of Resistance to Hot Detergent Solutions Used for Washing Textiles ISO 4535: 1983