Product Description
8-(1,8-Dihydroxy-3,6-disulfo-2-naphthylazo)-1-naphthol-3,6-disulfonic acid tetrasodium salt 97%
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8-(1,8-Dihydroxy-3,6-disulfo-2-naphthylazo)-1-naphthol-3,6-disulfonic acid tetrasodium salt 97%