This standard establis es the method for determining the fastness of the colors of dyed, pigmented or printed textiles in all their forms, to the action of dilute solutions of sodium carbonate at boiling temperature. This method is fundamentally applicable to natural cellulose and regenerated cellulose materials.
NC 40-13-1984 history
1984NC 40-13-1984 Textiles. Methods for Determining Color Fastness Boiling ( Coction) Fastness with Sodium Carbonate. Testing Method
1967NC 40-13-1967 Determination of Textile fastness with sodium carbonate boiling