1-(2-羥基-6-磺基-1-萘基偶氮)-2-萘酚-3,6-二磺酸;1-(2-羥基-6-磺酸基-1-萘偶氮)-2-萘酚-3,6-二磺酸;
1-(2-Hydroxy-6-sulfo-1-naphthylazo)-2-naphthol-3,6-disulfonic Acid [Metallochromic Indicator;
折射率:
1.777
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