This standard prescribes a method for deter-mining the colour fastness of textile materials to the manufacturing operation designed to remove vegetable impurities by trcatment with aluminium chloride at high temperatures.
The method is mainlv applicable to materials containing wool particularly those containing acetate rayon or polyamidc fibres as well.
IS 982-1958 history
1959IS 982-1958 Method for determination of color fastness of textile materials to aluminum chloride carbonization