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HS Code |
737837 |
| Product Name | Optical Brightener HST |
| Chemical Family | Stilbene Derivative |
| Appearance | Yellowish Powder |
| Molecular Formula | C40H38N12O8S2Na2 |
| Solubility | Soluble in water |
| Cas Number | 16090-02-1 |
| Ionic Character | Anionic |
| Ph Value | 7-9 (1% solution) |
| Melting Point | Above 300°C (decomposes) |
| Main Application | Textile Whitening Agent |
| Maximum Absorption Wavelength | 350-360 nm |
| Maximum Fluorescence Emission | 430-440 nm |
| Dosage Recommendation | 0.05-0.5% owf |
| Storage Condition | Cool and dry place |
| Compatibility | Compatible with anionic and non-ionic agents |
As an accredited Optical Brightener HST factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The Optical Brightener HST is packaged in 25 kg fiber drums with inner plastic linings, ensuring safe transport and storage. |
| Container Loading (20′ FCL) | 20′ FCL loading for Optical Brightener HST: typically 10 metric tons packed in 25kg fiber drums, maximizing container efficiency and protection. |
| Shipping | **Shipping Description for Optical Brightener HST:** Optical Brightener HST is shipped in tightly sealed, moisture-proof bags or drums, typically 25 kg each. The product must be protected from direct sunlight, heat, and moisture during transit. Handle with care to avoid damage or spillage. Ensure compliance with local chemical transportation regulations for safe delivery. |
| Storage | Optical Brightener HST should be stored in a cool, dry, and well-ventilated area away from direct sunlight and sources of heat or ignition. Keep the container tightly closed when not in use and avoid moisture exposure. Store away from incompatible substances, such as strong oxidizing agents. Ensure proper labeling and use appropriate personal protective equipment when handling or transferring the product. |
| Shelf Life | Optical Brightener HST has a shelf life of about 24 months when stored in a cool, dry, and sealed condition. |
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Purity 99%: Optical Brightener HST with purity 99% is used in polyester fiber production, where it ensures excellent whiteness degree and color consistency. Melting point 230°C: Optical Brightener HST with a melting point of 230°C is applied in plastic molding processes, where it enables high thermal stability and uniform dispersion. Particle size 5 microns: Optical Brightener HST with particle size 5 microns is utilized in coating formulations, where it delivers superior gloss and smooth surface appearance. Viscosity grade low: Optical Brightener HST with low viscosity grade is used in liquid detergent manufacturing, where it provides easy handling and homogeneous mixing. Stability temperature 200°C: Optical Brightener HST with stability temperature of 200°C is implemented in PVC calendaring, where it maintains performance under high processing temperatures. Molecular weight 350 g/mol: Optical Brightener HST with molecular weight 350 g/mol is adopted in paper whitening, where it imparts enhanced brightness and long-term durability. Light fastness high: Optical Brightener HST with high light fastness is used in outdoor textiles, where it resists fading and preserves optical properties under sunlight. Water solubility 98%: Optical Brightener HST with water solubility 98% is employed in aqueous ink formulations, where it ensures rapid dissolution and optimal color development. Thermal resistance excellent: Optical Brightener HST with excellent thermal resistance is used in high-speed extrusion of polyolefins, where it prevents decomposition and ensures consistent luminescence. PH stability range 4-10: Optical Brightener HST with pH stability in range 4-10 is used in various detergent applications, where it retains optical activity in diverse formulation conditions. |
Competitive Optical Brightener HST 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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