ChemicalBook >?? ???? >AZO BLUE
AZO BLUE
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AZO BLUE ??
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| HS ?? | 3204.14.5000 |
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3,3′-Dimethylbenzidine double nitriding, and 4-Hydroxynaphthalene-1-sulfonic acid (2 Moore) coupled.Properties and Applications
red light purple. Soluble in water for purple. The strong sulfuric acid for blue, purple precipitation after diluted. The dye solution to join hydrochloric acid has the purple precipitation; Add sodium hydroxide solution for product red.| Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
| Fading | Stain | Fading | Stain | ||||
| ISO | 3-4 | 1-2 | 1-2 | 1-2 | 1-2 | ||
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| ??? | ?? | ??? | ?? | ?? ? | ?? |
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| Hubei Jusheng Technology Co.,Ltd. | 18871490254 |
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| Zhuoer Chemical Co., Ltd | 02120970332; +8613524231522 |
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| Aladdin Scientific | |
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| TCI (Shanghai) Development Co., Ltd. | 021-67121386 |
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| Energy Chemical | 021-021-58432009 400-005-6266 |
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| Maya High Purity Chemicals | +86 (573) 82222445 (0)18006601000 452520369 |
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| TOKYO CHEMICAL INDUSTRY CO., LTD. | 03-36680489 |
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