blend the powdered resin and disperse into a cold solution of the triethanolamine lauryl sulfate and the available water. heat the dispersion gradually with stirring to 70-75 C, and then add the molten lauric diethanolamide. mintain the temperature and stirring until the shampoo is homogeneous. when the shampoo has cooled to 35-40 C, stir the protein and preserbative into the system. finally, add the desired perfume and color.
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