| http://www.w3.org/ns/prov#value | - The following examples give a number of typical forms of application but the invention also embraces the choice of different amounts of components as well as other usual carriers and additives. 2-hydroxy-4,4'-dichloro-diphenyl ether (a), 2-hydroxy-4,2,4'-trichlorodiphenylether (B), or 2-acetoxy-4,4-dichlorodiphenyl ether ('y) are used as active ingredients in Examples XIV to XXIV, depending on the
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