1.1 This standard prescribes a method for the determination of colour fastness of textile materials of all kinds and in all forms to the action of bleaching baths containing sodium or calcium hypochlorite in concentrations normally used in commercial bleaching.
1.1.1 The method is applicable principally, but not exclusively, to natural and regenerated cellulose textile materials.
IS 762-1988 history
1988IS 762-1988 Method for determination of color fastness of textile materials to hypochlorite bleaching