|
HS Code |
313577 |
| Chemical Name | Optical Brightener NFW |
| Appearance | Light yellowish powder |
| Chemical Class | Stilbene derivative |
| Solubility | Soluble in water |
| Ph Value | 7-9 (1% aqueous solution) |
| Ionic Nature | Anionic |
| Molecular Formula | C40H38N12O8S2 |
| Application | Textile industry, primarily for whitening fabrics |
| Melting Point | Above 300°C (decomposes) |
| Lightfastness | Good |
As an accredited Optical Brightener NFW factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Optical Brightener NFW is typically packed in 25 kg fiber drums, lined with plastic bags for moisture protection and product safety. |
| Container Loading (20′ FCL) | Container Loading (20′ FCL) for Optical Brightener NFW: Packed in 25kg bags, total 10 metric tons per 20′ full container load. |
| Shipping | **Optical Brightener NFW** is typically shipped in tightly sealed, moisture-proof, 25 kg fiber drums or bags to protect its stability and quality. It should be stored and transported in a cool, dry place away from direct sunlight and incompatible materials. Handle with appropriate safety measures as recommended in the SDS. |
| Storage | **Optical Brightener NFW** should be stored in a cool, dry, and well-ventilated area away from direct sunlight and moisture. Keep the container tightly closed and store separately from strong acids and oxidizing agents. Avoid exposure to extreme temperatures. Ensure proper labeling and restrict access to authorized personnel only to maintain product stability and safety. |
| Shelf Life | Optical Brightener NFW has a shelf life of 12 months when stored in a cool, dry, and well-sealed container. |
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Purity 99%: Optical Brightener NFW with purity 99% is used in polyester fiber manufacturing, where it delivers maximum whitening efficiency and high shade consistency. Molecular Weight 500 Da: Optical Brightener NFW at molecular weight 500 Da is used in water-based coating formulations, where it allows uniform dispersion and enhances film luminosity. Melting Point 230°C: Optical Brightener NFW with a melting point of 230°C is used in thermoplastic processing, where it ensures thermal stability and prevents degradation during extrusion. Viscosity Grade Low: Optical Brightener NFW of low viscosity grade is used in liquid detergent production, where it promotes rapid dissolution and homogeneous product appearance. Particle Size 5 μm: Optical Brightener NFW with particle size 5 μm is used in paper surface sizing, where it improves smoothness and increases reflectance for printing. Stability Temperature 180°C: Optical Brightener NFW stable up to 180°C is used in high-temperature nylon spinning, where it maintains optical properties without yellowing. Water Solubility 20 g/L: Optical Brightener NFW with water solubility of 20 g/L is used in textile dye baths, where it enables quick bath preparation and enhanced fiber penetration. Light Fastness Grade 6: Optical Brightener NFW of light fastness grade 6 is used in outdoor textile applications, where it ensures long-lasting whiteness under sunlight. pH Stability Range 4-11: Optical Brightener NFW stable in pH range 4-11 is used in multi-stage bleaching processes, where it retains whitening performance across varied conditions. Absorption Max 365 nm: Optical Brightener NFW with absorption maximum at 365 nm is used in UV-cured coatings, where it maximizes fluorescence intensity for visual appeal. |
Competitive Optical Brightener NFW 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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