Bleaching hairdressers

Obsolete uses of urea peroxohydrate, as a convenient source of aqueous hydrogen peroxide, include the chemical deburring of metals, as a topical disinfectant and mouth wash, and as a hairdresser s bleach. In the 1990s the compound has been studied as a laboratory oxidant in organic chemistry (99,100). It effects epoxidation, the Baeyer-Villiger reaction, oxidation of aromatic amines to nitro compounds, and the conversion of sodium and nitrogen compounds to S—O and N—O compounds. 

Hairdressers Soaps and detergents, shampoos, permanent wave liquids, bleaches, and dyes... 

Hairdressers have higher rates of asthma than the general public. They are constantly exposed to persulfates in hair bleaches (hydrophiles) and hair sprays (mixtures of lipophiles and hydrophiles) J55 ... 

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