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2,7-Naphthalene-disulphonate |
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| Specification: | ||
| - Structural Formula: - Use:...........................used as intermediate of dyestuff or medicine. - Content:............................. 93%min. - M.W............................................. 332 - PH value:................................................ 5.7-7.0 - Organic impurity:................................................. 5%max. - Inorganic impurity:.......................... 2%max. - Appearance:.................................................... Light yellow to white powder. |
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