基本信息
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4-氨基-5-羟基-2,7-萘二磺酸
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90-20-0
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H酸;1-氨基-8-萘酚-3,6-二磺酸
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C10H9NO7S2
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319.31
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2,7-Naphthalenedisulfonicacid, 4-amino-5-hydroxy-
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201-975-7
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1.88 g/cm3
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1-Naphthol-3,6-disulfonicacid, 8-amino- (3CI); 1-Amino-3,6-disulfo-8-naphthol;1-Amino-8-hydroxy-3,6-disulfonaphthalene;1-Amino-8-hydroxynaphthalene-3,6-disulfonic acid;1-Amino-8-naphthol-3,6-disulfonic acid; 1-Amino-8-naphthyl-3,6-disulfonic acid;1-Hydroxy-8-amino-3,6-disulfonaphthalene;1-Hydroxy-8-amino-3,6-naphthalenedisulfonic acid; 1-Naphthol-8-amino-3,6-disulfonicacid; 3,6-Disulfo-1-amino-8-naphthol; 3,6-Disulfo-8-hydroxy-1-naphthylamine;4-Amino-5-hydroxy-2,7-naphthalenedisulfonic acid;5-Amino-4-hydroxy-2,7-naphthalenedisulfonic acid;5-Amino-4-naphthol-2,7-disulfonic acid; 8-Amino-1-hydroxy-3,6-naphthalenedisulfonicacid; 8-Amino-1-naphthol-3,6-disulfonic acid; C.I. 35570; H acid; NSC 190492;Sulfonphthol
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>300°C(lit.)
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1、皮肤/眼睛刺激性标准的Draize试验：兔子，眼睛接触：500mg/24H，反应的严重程度：轻度。
详细信息
纯品为无色晶体，微溶于冷水，溶于纯碱和烧碱等碱性溶液中。与氯化铁溶液作用呈棕红色。酸式盐有微带蓝的红色荧光，加碱后变为红紫 色。H-酸单钠盐主要用于生产酸性，直接和活性染料
