|
HS Code |
698117 |
| Productname | Sulphur Black 521B |
| Chemicalclass | Sulphur dye |
| C I Number | 53185 |
| Physicalform | Powder |
| Color | Black |
| Solubility | Insoluble in water, soluble in sodium sulfide solution |
| Mainapplication | Textile dyeing |
| Molecularformula | Complex mixture, principal component C24H16N6Na2O16S8 |
| Lightfastness | Good |
| Stability | Stable under normal conditions |
| Meltingpoint | Decomposes before melting |
| Phvalue | Neutral to alkaline in solution |
| Storageconditions | Keep in cool, dry place |
| Odor | Slight characteristic odor |
| Appearance | Fine black powder |
As an accredited Sulphur Black 521B factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The packaging for Sulphur Black 521B features a 25 kg woven bag with clear labeling, product details, and safety instructions. |
| Storage | Sulphur Black 521B should be stored in a cool, dry, and well-ventilated area, away from direct sunlight and sources of moisture. Keep the container tightly closed when not in use, and avoid exposure to strong acids or oxidizing agents. Store away from food, drink, and incompatible materials to ensure safety and preserve the chemical's stability and effectiveness. |
| Shipping | Sulphur Black 521B is shipped as a solid powder, typically packed in 25 kg woven bags with inner plastic liners to prevent moisture absorption. Containers are securely sealed, labeled with hazard and handling information, and stored in cool, dry conditions away from incompatible substances. Transport follows regulations for non-hazardous industrial chemicals. |
Competitive Sulphur Black 521B 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
