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HS Code |
768101 |
| Product Name | Direct Sky Blue 5B |
| Chemical Class | Direct dye |
| Color Index Name | Direct Blue 86 |
| Color Index Number | 74180 |
| Cas Number | 1330-38-7 |
| Appearance | Blue powder or granules |
| Solubility In Water | Good |
| Molecular Formula | C34H24N8Na4O14S4 |
| Molecular Weight | 992.94 g/mol |
| Light Fastness | Moderate |
| Application | Textile dyeing (cotton, viscose, paper) |
| Ph Range | 6-7 |
| Stability | Stable under normal storage conditions |
As an accredited Direct Sky Blue 5B factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The packaging for Direct Sky Blue 5B features a 25 kg woven bag labeled with chemical name, batch number, and safety instructions. |
| Shipping | Direct Sky Blue 5B should be shipped in tightly sealed, clearly labeled containers to prevent spillage and contamination. Store and transport it in a cool, dry, and well-ventilated area, away from incompatible substances. Adhere to all applicable international and local regulations regarding the transportation of chemical dyes. |
| Storage | Direct Sky Blue 5B should be stored in a tightly sealed container in a cool, dry, and well-ventilated area away from direct sunlight, moisture, and incompatible substances such as oxidizing agents. The storage area should be labeled clearly, and access should be restricted to trained personnel. Avoid inhalation of dust and prevent skin or eye contact. |
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Purity 98%: Direct Sky Blue 5B with 98% purity is used in cotton fabric dyeing, where it ensures high color uniformity and consistent shade reproducibility. Molecular weight 992.80 g/mol: Direct Sky Blue 5B of 992.80 g/mol molecular weight is used in silk dyeing, where it achieves deep penetration and strong fiber affinity. Water solubility 50 g/L: Direct Sky Blue 5B with 50 g/L water solubility is used in continuous dyeing processes, where rapid dissolution enhances processing efficiency. Stability temperature 90°C: Direct Sky Blue 5B stable up to 90°C is used in high-temperature printing, where it maintains vibrancy without thermal degradation. Particle size <5 μm: Direct Sky Blue 5B with particle size below 5 μm is used in fine pattern textile printing, where it provides high-definition color detail. pH stability 4-8: Direct Sky Blue 5B stable within pH 4-8 is used in multistage dye baths, where it ensures reliable color consistency across variable process conditions. Light fastness grade 4: Direct Sky Blue 5B with light fastness grade 4 is used in apparel manufacturing, where it delivers moderate resistance to fading under UV exposure. Salt tolerance 80 g/L NaCl: Direct Sky Blue 5B tolerating 80 g/L sodium chloride is used in reactive dyeing, where it maintains dye performance in high electrolyte environments. |
Competitive Direct Sky Blue 5B 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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