Other grades of this product :
| BORDEAUX RED Basic information |
| Product Name: | BORDEAUX RED | | Synonyms: | 2,7-Naphthalenedisulfonicacid,3-hydroxy-4-(1-naphthalenylazo)-,disodiumsalt;7-naphthalenedisulfonicacid,3-hydroxy-4-(1-naphthalenylazo)-disodiumsalt;acidbordeaux;acidbordeauxa;acidbordeauxb;acidbordeauxbn;acidbordeauxmb;acilanbordeauxb | | CAS: | 5858-33-3 | | MF: | C20H12N2Na2O7S2 | | MW: | 502.43 | | EINECS: | 227-489-5 | | Product Categories: | Dyes and Pigments | | Mol File: | 5858-33-3.mol |
| BORDEAUX RED Chemical Properties |
| Hazard Codes | Xi | | Risk Statements | 36/37/38 | | Safety Statements | 26-36 | | WGK Germany | 3 | | RTECS | QJ6479500 | | HS Code | 32041200 |
| BORDEAUX RED Usage And Synthesis |
| Chemical Properties | bordeaux to red-brown powder | | Uses | Bordeaux red is an organic, water-soluble synthetic dye used as a colourant in foods and in the textile industry. A pollutant removed from wastewater using graphene oxide functionalized magnetic chitosan composite. | | Preparation | Naphthalen-1-amine diazo, coupled with 3-Hydroxynaphthalene-2,7-disulfonic acid. | | Properties and Applications | blue-ray red. Purple powder. Soluble in water is product red, slightly soluble in ethanol, insoluble in other organic solvents. The dye in strong sulfuric acid is deep blue, it will be diluted red for product; Slightly soluble in nitric acid blue light is red, yellow for change after red; 10% sodium hydroxide solution in a red light brown solution. Its water solution and strong hydrochloric acid is dark red; Add sodium hydroxide for orange brown. Used for wool, silk products dyeing, leather, paper, biological products dyeing. Its Barium salt can be used as organic pigments.
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Standard
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Light Fastness
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Soaping
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Persperation Fastness
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Oxygen bleaching
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Fastness to seawater
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Fading
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Stain
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Fading
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Stain
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Fading
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Stain
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ISO
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3
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3
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2
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2
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2-3
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AATCC
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4
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2
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2
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2
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2
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| BORDEAUX RED Preparation Products And Raw materials |
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