摘要：

A preparation for use in a hair bleaching composition consists of 30 to 65% by weight of a persulfate granulate having granule diameters from 0.1 to 0.6 cm and at least one other granulated substance including 15 to 45% by weight of granulated alkaline reacting alkali metal salts. The other granulated substance also has particle diameters from about 0.1 to 0.6 cm. It can also contain 0.1 to 3% by weight of a chelating agent, 0.1 to 15% by weight of an anionic, cationic or nonionic surfactant and a water-soluble thickener. The two component composition contains an aqueous solution which is 4 to 18% by weight hydrogen peroxide and the preparation containing the granulated persulfate. Prior to application on the hair the hydrogen peroxide solution is mixed with the preparation.

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