| http://www.w3.org/ns/prov#value | - Examples of the anionic dyes are salts of monoazo, disazo or polyazo dyes, including the formazan dyes, containing heavy metals or, preferably, free from metals, and also of the anthraquinone, xanthene, nitro, triphenylmethane, naphthoquinone imine and phthalocyanine dyes.
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