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HS Code |
889919 |
| Appearance | Powder or granular form |
| Color Range | Wide variety of shades |
| Solubility | Water-soluble |
| Application Method | Directly applied to cellulose fibers |
| Light Fastness | Moderate to good |
| Wash Fastness | Moderate |
| Ionic Nature | Anionic |
| Suitable Fibers | Cellulosic fibers (cotton, viscose, linen) |
| Temperature Range | Typically 60-90°C during dyeing |
| Leveling Properties | Good leveling properties |
| Cost | Generally low-cost |
| Toxicity | Low to moderate |
| Bonding Mechanism | Substantive attraction (hydrogen bonding and Van der Waals forces) |
| Auxiliaries Required | Salt often used to improve exhaustion |
| Ph Range | Best results at neutral to slightly alkaline pH |
As an accredited Direct Dyestuff factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The packaging for Direct Dyestuff is a sealed 25 kg fiber drum with an inner plastic lining, labeled with product details. |
| Shipping | Direct dyestuff is shipped in tightly sealed, moisture-resistant containers such as fiber drums, HDPE bags, or cartons to ensure product integrity. Packaging includes clear labeling with chemical identification, hazard warnings, batch details, and handling instructions. Transport is regulated to avoid exposure to extreme temperatures, moisture, and contamination. |
| Storage | Direct dyestuffs should be stored in a cool, dry, and well-ventilated area, away from direct sunlight and sources of ignition. Keep containers tightly closed and labeled clearly. Avoid exposure to moisture and incompatible chemicals, such as strong oxidizers. Use non-sparking tools during handling, and ensure proper containment to prevent spillage or contamination. Store in accordance with local regulations and manufacturer guidelines. |
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Purity 98%: Direct Dyestuff with 98% purity is used in cotton yarn dyeing, where it ensures uniform shade and high color yield. Molecular Weight 500 g/mol: Direct Dyestuff at 500 g/mol is used in viscose fabric application, where it enhances penetration and wash fastness. Solubility 60 g/L: Direct Dyestuff with solubility of 60 g/L is used in continuous dyeing of cellulose fibers, where it facilitates rapid dye liquor preparation and efficient color transfer. Stability Temperature 120°C: Direct Dyestuff stable at 120°C is used in exhaust dyeing processes, where it maintains color integrity under elevated temperatures. Particle Size ≤5 microns: Direct Dyestuff with particle size less than or equal to 5 microns is used in formulation of textile printing pastes, where it improves print sharpness and consistency. Light Fastness Grade 5: Direct Dyestuff with light fastness grade 5 is used in upholstery textile dyeing, where it provides long-lasting color retention under light exposure. Viscosity Grade Low: Direct Dyestuff of low viscosity grade is used in spray dyeing applications, where it enables smooth and even application without nozzle clogging. pH Stability 4-10: Direct Dyestuff stable within pH 4-10 is used in dye baths for blended textiles, where it allows flexibility in process conditions and minimizes color variation. Moisture Content ≤1%: Direct Dyestuff with moisture content less than or equal to 1% is used in powder dye formulations, where it prevents clumping and ensures accurate dosing. Chlorine Fastness Grade 4: Direct Dyestuff with chlorine fastness grade 4 is used in textile dyeing for swimwear, where it retains color after repeated pool exposure. |
Competitive Direct Dyestuff 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
Flexible payment, competitive price, premium service - Inquire now!
