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A method for the preparation of azo dyes on animal fibers, natural or artificial lightweight cellulose fibers, on the mixtures of animal fibers with cellulose fibers as well as on webs made of regenerated cellulose
A method for the preparation of azo dyes on animal fibers, natural or artificial lightweight cellulose fibers, on the mixtures of animal fibers with cellulose fibers as well as on webs made of regenerated cellulose