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HS Code |
180265 |
| Product Name | Reactive Black KN-G2R |
| Color Index Name | Reactive Black 5 |
| Color Index Number | C.I. 20505 |
| Chemical Class | Dichlorotriazine |
| Appearance | Black powder or granules |
| Solubility In Water | Good |
| Molecular Formula | C26H21N5Na4O19S6 |
| Application | Textile dyeing and printing |
| Main Use | Cellulosic fibers (cotton) |
| Dyeing Method | Exhaust, pad, and cold batching |
| Light Fastness | Good |
| Cas Number | 17095-24-8 |
As an accredited Reactive Black KN-G2R factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The packaging for Reactive Black KN-G2R contains 25 kg, stored in a sealed, sturdy fiber drum with a moisture-proof inner liner. |
| Shipping | Reactive Black KN-G2R is shipped in tightly sealed, corrosion-resistant containers to prevent moisture and contamination. Each package is clearly labeled with hazard information and complies with international transportation regulations. Store and transport in a cool, dry place, away from incompatible substances, and handle with appropriate safety equipment. |
| Storage | Reactive Black KN-G2R should be stored in a tightly sealed container in a cool, dry, and well-ventilated area, away from direct sunlight and moisture. Avoid contact with incompatible substances such as strong oxidizers. Store separately from food and drink. Ensure proper labeling and keep the container closed when not in use to prevent contamination and degradation of the dye. |
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Purity 98%: Reactive Black KN-G2R with 98% purity is used in cotton fabric dyeing, where it ensures deep shade uniformity and minimal impurities. Dye Strength 200%: Reactive Black KN-G2R with 200% dye strength is used in textile printing, where it delivers intense coloration and high reproducibility. Solubility 55 g/L (at 60°C): Reactive Black KN-G2R at 55 g/L solubility is used in continuous dyeing processes, where rapid dissolution supports high process efficiency. pH Stability 6-10: Reactive Black KN-G2R with pH stability from 6 to 10 is used in exhaust dyeing, where it maintains color fidelity across variable dye bath conditions. Particle Size D50 < 5 μm: Reactive Black KN-G2R with particle size D50 under 5 microns is used in inkjet textile printing, where it prevents nozzle clogging and achieves smooth image resolution. Light Fastness 5 (ISO 105-B02): Reactive Black KN-G2R with light fastness rating 5 is used in outdoor fabric coloring, where it provides long-lasting resistance to fading. Wash Fastness 4-5 (ISO 105-C06): Reactive Black KN-G2R with wash fastness rating 4-5 is used in garment finishing, where it offers superior color retention after multiple washes. Salt Tolerance up to 80 g/L: Reactive Black KN-G2R with salt tolerance up to 80 g/L is used in reactive dyeing on viscose fibers, where it maintains stable color yield in high electrolyte conditions. Storage Stability up to 24 Months: Reactive Black KN-G2R with 24-month storage stability is used in stock dye manufacturing, where it supports extended shelf life without degradation. Melting Point >200°C: Reactive Black KN-G2R with a melting point above 200°C is used in high-temperature application processes, where it ensures thermal integrity and prevents decomposition. |
Competitive Reactive Black KN-G2R 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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