|
HS Code |
547614 |
| Chemical Name | Nigrosine |
| Appearance | Black powder |
| Solubility | Soluble in water and alcohol |
| Molecular Formula | C36H27N3NaO7S2 (for Nigrosine WS, a common form) |
| Molar Mass | 685.73 g/mol (for Nigrosine WS) |
| Color Index Number | 50415 |
| Melting Point | Decomposes before melting |
| Ph Value | Approximately 6-8 (1% solution) |
| Uses | Dye, microscopy stain, ink and shoe polish |
| Synonyms | Acid Black 2, Nigrosin, C.I. 50415 |
| Stability | Stable under normal conditions |
| Odor | Odorless |
| Toxicity | Low, but should be handled with care |
As an accredited Nigrosine factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The packaging for Nigrosine consists of a sealed 100g amber glass bottle, labeled with hazard symbols and detailed handling instructions. |
| Shipping | Nigrosine is typically shipped as a solid dye in sealed containers, protected from moisture and light. Packaging complies with relevant safety regulations, ensuring proper labeling and secure closure to prevent leakage. During transport, keep Nigrosine away from incompatible substances and handle with care to avoid spills or dust generation. |
| Storage | Nigrosine should be stored in a tightly closed container, in a cool, dry, and well-ventilated area, away from incompatible substances such as strong oxidizing agents. Protect it from moisture, direct sunlight, and sources of ignition. Ensure containers are clearly labeled and prevent dust generation. Follow all applicable safety protocols and store it at room temperature, in designated chemical storage cabinets. |
Competitive Nigrosine prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please contact us at +8615365186327 or mail to sales3@ascent-chem.com.
We will respond to you as soon as possible.
Tel: +8615365186327
Email: sales3@ascent-chem.com
Flexible payment, competitive price, premium service - Inquire now!
