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SOLVENT RED 33
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SOLVENT RED 33 ??
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4-((4-Aminophenyl)diazenyl)benzenesulfonic acid diazotization and 7-Benzamido-4-hydroxynaphthalene-2-sulfonic acid coupling, and then into N,N’-diaryl guanidine hydrochloride.Properties and Applications
yellow red.| Standard | Light Fastness | Heat-resistant(℃) | water | Sodium Carbonate(5%) | Hydrochloric acid(5%) | |
| Melting point | Stable | |||||
| ISO | General | 175-200 | ||||
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| ??? | ?? | ??? | ?? | ?? ? | ?? |
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| Pylam Products Company, Inc. | -- |
sales@pylamdyes.com | United States | 3257 | 30 |