

Optical brightener CBS-X (OBA 351) C.I.:351 CAS No.: 27344-41-8 Appearance: Yellowish green crystal powder/granular Max. uv absorption wavelength: 348 nm 1% Extinction coefficient: 1140 Usage: A good whitening agent for lacquer, soap, printing ink and man-made fiber etc. Package: 25KG fiber drums with PE liner
Key Specifications: HS Code: 3204.20 | Brand: EximNext | Material: Stilbene-Based Fluorescent Whitening Agent (C28H20Na2O6S2) | Grade/Type: Commercial Grade OBA 351 / C.I. Fluorescent Brightener 351 | Purity/Composition: Min. 98% active content; 1% Extinction Coefficient: 1140 | Physical Form: Yellowish green crystal powder or granular | Max. UV Absorption Wavelength: 348 nm | Chemical Abstract Service (CAS) Number: 27344-41-8 | C.I. Number: 351 | Application: Detergents, textile whitening, paper brightening, plastics, and coating formulations | Packaging: 25kg fiber drums with PE liner; 500kg big bags; or as per buyer requirement | Origin: China (Raytop)
Supply & Ordering: Minimum Order Quantity: 1 Bags
HS Code: 3204.20 — classified under Industrial goods & chemical.
Ideal for: Importers, wholesalers, distributors, and manufacturers looking for quality industrial goods & chemical products with verified suppliers and competitive pricing on EximNext.
| HS Code | 3204.20 |
| Brand | EximNext |
| Material | Stilbene-Based Fluorescent Whitening Agent (C28H20Na2O6S2) |
| Grade/Type | Commercial Grade OBA 351 / C.I. Fluorescent Brightener 351 |
| Purity/Composition | Min. 98% active content; 1% Extinction Coefficient: 1140 |
| Physical Form | Yellowish green crystal powder or granular |
| Max. UV Absorption Wavelength | 348 nm |
| Chemical Abstract Service (CAS) Number | 27344-41-8 |
| C.I. Number | 351 |
| Application | Detergents, textile whitening, paper brightening, plastics, and coating formulations |
| Packaging | 25kg fiber drums with PE liner; 500kg big bags; or as per buyer requirement |
| Origin | China (Raytop) |
Optical brightener CBS-X (OBA 351) is a high-performance fluorescent whitening agent classified under C.I. 351 with CAS No. 27344-41-8, supplied by Raytop in yellowish-green crystal powder or granular form. With a maximum UV absorption wavelength of 348 nm and a 1% extinction coefficient of 1140, it delivers superior brightness enhancement ideal for detergents, textiles, and paper industries. This stilbene-based OBA is traded internationally in bulk packaging such as 25kg drums or 500kg big bags, making it a key import commodity for formulation manufacturers seeking consistent whitening performance at competitive pricing.
| Business Type | Supplier |
| Year Established | Recently Joined |
| Employees | Contact Supplier |
| Annual Revenue | Contact Supplier |
| Main Products | View Products Tab |
| Major Markets | Global |
| Response Time | <4h |
| Response Rate | New Supplier |
Optical brightener CBS-X (OBA 351) from Raytop is available for wholesale import from Raytop Chemical Co., Ltd, a verified Supplier based in China. The current FOB price is 13. Minimum order quantity starts at 1 Bags. HS Code: 3204.20 — used for customs classification and import duty calculation. Key product specifications include 3204.20, EximNext, Stilbene-Based Fluorescent Whitening Agent (C28H20Na2O6S2).
Active buying requirements from importers looking for Industrial goods & chemical
Securing a reliable supply chain for Optical Brightener Cbs X Oba 351 From Raytop 8urq is critical for maintaining your business operations. Verified Supplier, a verified supplier located in , provides high-quality Optical Brightener Cbs X ready for international export. By connecting directly with this supplier, buyers can bypass intermediaries, negotiate custom wholesale pricing, and arrange bulk shipments. This product is a key offering within the Industrial goods & chemical industry, catering to distributors, wholesalers, and importers worldwide.
Navigating the complexities of global sourcing is easier when you have direct access to the right manufacturers and exporters. When importing Optical Brightener Cbs X from , buyers can discuss shipping logistics, packaging requirements, and preferred payment terms directly with Verified Supplier. This seamless communication is powered by EximNext, a premier global B2B marketplace that connects ambitious buyers with verified global sellers across every major industry.
We understand that verifying supplier credentials is a top priority for importers. Verified Supplier is part of our extensive network of vetted international exporters. Browse more products in the Industrial goods & chemical category or discover new suppliers across the Industrial goods & chemical sector. Expand your sourcing capabilities through our trusted import export marketplace — the import export marketplace built for serious international trade.
When importing Optical Brightener Cbs X from international markets, buyers should consider shipping terms (FOB, CIF, EXW), customs documentation requirements, and payment security. Contact the supplier to discuss the best logistics options for your destination country.
Click the "Request Quotation" button to contact Verified Supplier directly. The supplier will provide a custom quote based on your required bulk quantity and shipping destination.
Yes, Verified Supplier provides Optical Brightener Cbs X for bulk export from . You can negotiate the MOQ, packaging details, and shipping terms directly with the supplier.
Shipping terms such as FOB, CIF, or EXW can be negotiated directly with Verified Supplier. Contact the supplier to discuss the best logistics options for importing Optical Brightener Cbs X to your country.
Send a direct message to Verified Supplier through our platform to request a product sample before committing to a large wholesale order.
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