| http://www.w3.org/ns/prov#value | - In addition to these components, an ink which can be used in the present invention may also contain water, a water-soluble organic solvent and other components including a viscosity modifier, a pH adjuster, a preservative,a surfactant and an antioxidant, if necessary.Any of the water-soluble acid dyes, direct dyes and reactive dyes described in The Color Index can be used in the present invention
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