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| OEM | OEM Services Provided |
| Feature | Good stability,Easy to Use |
| Classification | Dyes and Pigments |
| Advantage | Professional, Fast Delivery, Customizable | Samples | Apply for free，Contact us now. |
| Product Name: | Reactive Turquoise Blue Kn-G |
| Synonyms: | Reactive Turquoise Blue Kn-G;Turquoise Blue G;Celmazol Turquoise Blue GN;Dinazol Turquoise Blue G;Navictive Turquoise Blue G;Remazol Turquoise Blue G;Sumifix Turquoise Blue G;C.I. Reactive Blue 21 |
| CAS: | 12236-86-1 |
| MF: | C40H25CuN9O14S5 |
| MW: | 1079.5494 |
| EINECS: | |
| Product Categories: | |
| Mol File: | 12236-86-1.mol |
| EPA Substance Registry System | C.I. Reactive Blue 21 (12236-86-1) |
| Chemical Properties | Blue powder. The solubility in water (20℃) is 100g/L. The aqueous solution is lake blue, add 1mol/L sodium hydroxide, the color remains unchanged, then add the insurance powder and warm to purple, then add sodium perborate to return to the original color, a little lighter. It is blue in concentrated sulfuric acid, and the color is unchanged after dilution; it is green in concentrated nitric acid, and the color is slightly lighter after dilution. | |||||||||||||||||||||
| Reactive Blue 21 is a phthalocyanine dye that can be decolorized by fungal strains isolated from contaminated soil. | ||||||||||||||||||||||
| Preparation | Copper phthalocyanine use chlorosulfonic and chlorinated and sulfones chlorosulfonated, and registration, 2-(4-Aminophenylsulfonyl)ethyl hydrogen sulfate condensation. | |||||||||||||||||||||
colourful green light blue. Blue powder. The strong sulfuric acid in blue, diluted for blue still; In nitric acid for green, diluted into a green light. Water solution is blue lake, add 1 Moore sodium hydroxide solution is still lake blue; Continue to join insurance powder and warm, into purple; Add a boric acid sodium return to a lake blue, colour and lustre is a little shallow. Used for cotton, linen, silk, polyamide fiber of knot dyeing and roll dye, also can be used in viscose fabric printing.
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| Raw materials | Thionyl chloride-->SULFATE STANDARD-->Copper(II) phthalocyanine-->Copper(II) phthalocyanine-->2-[(4-Aminophenyl)sulfonyl]ethyl hydrogen sulfate |
Declaration: The products displayed on this website are intended exclusively for industrial applications or scientific research. They are not intended for medical, pharmaceutical, or food use. In accordance with applicable laws and regulations, purchasing organizations must hold valid qualifications and approvals.
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