首页>
外国专利>
Amino-naphthalene substituted at the 5-or 7-position by a fiber-reactive VS-group, a novel 5-sulfo-substituted fiber-reactive 2-amino-naphthalene,-reactive azo dyes
Amino-naphthalene substituted at the 5-or 7-position by a fiber-reactive VS-group, a novel 5-sulfo-substituted fiber-reactive 2-amino-naphthalene,-reactive azo dyes