This standard establis es the conditions under which the fastness test of dyes and prints to bleaching with sodium hypochlorite must be carried out, in the concentrations normally used in the industrial bleaching process. This test method is applied to all types of regenerated cellulose fibers and in all their transformation states.
NC 40-14-1967 history
1967NC 40-14-1967 Method for determining textiles products fastness Determination of textile fastness to bleaching with hypochlorite