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HS Code |
637477 |
| Chemical Name | Sulphur Blue B |
| Cas Number | 1327-69-1 |
| Molecular Formula | C27H19N5Na2O6S4 |
| Synonyms | Sulfur Blue B, C.I. 53105 |
| Color Index | C.I. Sulphur Blue 7 |
| Appearance | Blue powder or granular |
| Solubility | Insoluble in water, soluble in alkali |
| Application | Textile dyeing (mostly cotton) |
| Ph Value | 10-12 (aqueous solution) |
| Melting Point | Decomposes before melting |
| Storage Conditions | Keep container tightly closed, store in a cool, dry place |
| Ec Number | 215-513-3 |
As an accredited Sulphur Blue B factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The Sulphur Blue B is packaged in a 25 kg blue HDPE drum with a sealed lid and clear hazard labeling. |
| Shipping | Sulphur Blue B should be shipped in tightly sealed, chemical-resistant containers, clearly labeled with hazard information. Store and transport in a cool, dry, well-ventilated area away from incompatible substances and sources of ignition. Comply with all relevant safety regulations and ensure proper documentation accompanies the shipment. Handle with appropriate protective equipment. |
| Storage | Sulphur Blue B should be stored in a tightly sealed container in a cool, dry, well-ventilated area, away from direct sunlight and sources of ignition. Avoid contact with oxidizing agents and strong acids. Ensure the storage area is equipped to contain spills, with appropriate safety signage and access restricted to trained personnel. Always follow local regulations and safety data sheet instructions. |
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Purity 98%: Sulphur Blue B with a purity of 98% is used in textile dyeing of cotton fabrics, where it ensures deep shade development and uniform coloration. Molecular Weight 410 g/mol: Sulphur Blue B with a molecular weight of 410 g/mol is used in yarn dyeing, where it provides excellent penetration and dye uptake. Stability Temperature 120°C: Sulphur Blue B stable up to 120°C is used in high-temperature exhaust dyeing, where it maintains color consistency and process reliability. Particle Size <10 µm: Sulphur Blue B with particle size below 10 µm is used in pad-dry dyeing processes, where it offers superior dispersion and reduced surface staining. Solubility High: Sulphur Blue B with high solubility is used in continuous dyeing operations, where it achieves rapid dissolution and efficient dye exhaustion. Shade Index 4/5: Sulphur Blue B with a shade index of 4/5 is applied in denim fabric coloration, where it delivers optimal colorfastness and resistance to washing. |
Competitive Sulphur Blue B prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please contact us at +8615651039172 or mail to sales9@bouling-chem.com.
We will respond to you as soon as possible.
Tel: +8615651039172
Email: sales9@bouling-chem.com
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