© 2026 Boxa Plastic,
All Right Reserved
|
HS Code |
600953 |
| Product Name | Optical Brightener KSN |
| Chemical Name | 4,4'-Bis(5-methyl-2-benzoxazolyl) stilbene |
| Cas Number | 5242-49-9 |
| Appearance | Yellowish green powder |
| Chemical Formula | C30H22N2O2 |
| Molecular Weight | 442.51 g/mol |
| Melting Point | ≥ 300°C |
| Solubility | Insoluble in water, soluble in organic solvents |
| Main Application | Plastics, synthetic fibers, coatings |
| Maximum Absorption Wavelength | ≈ 370 nm |
| Maximum Emission Wavelength | ≈ 436 nm |
| Dosage Recommendation | 0.01–0.05% by weight |
| Storage Conditions | Cool, dry, and well-ventilated area |
| Synonyms | Fluorescent Brightener KSN, FB KSN |
| Ec No | 226-985-0 |
As an accredited Optical Brightener KSN factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Optical Brightener KSN is packed in 25 kg fiber drums, sealed with inner plastic liners for moisture protection and safe transport. |
| Container Loading (20′ FCL) | Container Loading (20′ FCL) for Optical Brightener KSN: 5MT packed in 25kg fiber drums, 200 drums per 20-foot container. |
| Shipping | Optical Brightener KSN is typically shipped in 25 kg fiber drums, lined with polyethylene bags to ensure product integrity and prevent moisture absorption. Drums must be sealed and labeled according to hazardous material regulations. Store and transport in cool, dry conditions, protecting from direct sunlight and extreme temperatures for safety and quality maintenance. |
| Storage | Optical Brightener KSN should be stored in a cool, dry, and well-ventilated area, away from direct sunlight and sources of heat or ignition. The packaging must be kept tightly closed to prevent moisture absorption and contamination. Avoid storing near strong acids, bases, or oxidizing agents. Ensure proper labeling and handle with appropriate safety precautions to prevent spills or contact. |
| Shelf Life | Optical Brightener KSN has a shelf life of about 24 months when stored in a cool, dry, and well-sealed container. |
Competitive Optical Brightener KSN prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please call us at +8615365186327 or mail to sales3@boxa-chem.com.
We will respond to you as soon as possible.
Tel: +8615365186327
Email: sales3@boxa-chem.com
Flexible payment, competitive price, premium service - Inquire now!
