English name: 2-amino-5-naphthol-7-sulfonic acid Molecular formular: C10H9NO4S Molecular Weight: 239.25 Appearance: light grey white powder Purity: min90 Package: 25kg in pp woven bag Usage: j acid is an important dye intermediates,imtermediates of direct dyes, Reactive dye,dual-j acid,j acid urea,phenyl-j acid,methyl-j acid,etc. Email: hanliang[at]zoaduckie dot com dot cn
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