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| | Acid mordant Black 7 Basic information |
| Product Name: | Acid mordant Black 7 | | Synonyms: | Mordant Black 7;sodium,5-chloro-3-[2-(1,5-dioxonaphthalen-2-yl)hydrazinyl]-2-hydroxybenzenesulfonate;sodium 5-chloro-3-[(1,5-dihydroxy-2-naphthyl)azo]-2-hydroxybenzenesulphonate;Acid mordant Black 7;Chrome Black P2B(70:100);Black PBB;C.I. Mordant Black 7, monosodium salt;5-Chloro-3-[(1,5-dihydroxy-2-naphthalenyl)azo]-2-hydroxybenzenesulfonic acid sodium salt | | CAS: | 3618-60-8 | | MF: | C16H12ClN2NaO6S | | MW: | 418.78 | | EINECS: | 222-808-4 | | Product Categories: | | | Mol File: | 3618-60-8.mol |  |
| | Acid mordant Black 7 Chemical Properties |
| | Acid mordant Black 7 Usage And Synthesis |
| Preparation | 3-Amino-5-chloro-2-hydroxybenzenesulfonic acid diazotization, and Naphthalene-1,5-diolcoupling. | | Properties and Applications | blue black. Soluble in water for red light purple to bordeaux red, slightly soluble in ethanol and Acetone as dark blue light red to magenta. In concentrated sulfuric acid to blue light purple to black, dilution after dark red wine. Dye aqueous solution with concentrated hydrochloric acid for brown light red precipitation; Join concentrated sodium hydroxide solution for purple.
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Standard
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Ironing Fastness
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Light Fastness
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Fulling
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Persperation Fastness
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Soaping
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Water
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Alkali
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Acid
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ISO
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4-5
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7-8
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5
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4-5
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5
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5
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5
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AATCC
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5
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7
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5
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5
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5
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5
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| | Acid mordant Black 7 Preparation Products And Raw materials |
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