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Acid Brown 434 is an acid dye with the CAS number 126851-40-9, supplied by Sparrowings International as a powder for textile applications. Its molecular formula is C22H13FeN6NaO11S, and it is also known by the synonym Acid Brown RI. The dye is produced in Gujarat, India, and is classified under EINECS number 603-171-5, making it a standard choice for textile dyestuffs.
As an acid dye, Acid Brown 434 is designed for use on protein fibres such as wool and nylon, as well as silk. It offers strong affinity under acidic conditions, which are typical for dyeing these materials. The dye’s iron complex structure contributes to its stability and colour intensity, which are critical for achieving deep, uniform shades in fabrics.
Textile manufacturers and processors source Acid Brown 434 for applications where colour fastness and consistency are paramount, such as in apparel, home textiles, and industrial fabrics. Buyers should confirm the dye’s suitability for their specific fibre types and processing conditions, as well as the supplier’s ability to provide consistent batches. Sparrowings International, based in Ahmedabad, Gujarat, offers this dye in powder form for bulk orders.
| CAS Number | 126851-40-9 |
| EINECS Number | 603-171-5 |
| Molecular Formula | C22H13FeN6NaO11S |
| Synonyms | Acid Brown RI |
| Chemical Type | Acid Dye (Iron Complex) |
| Physical Form | Powder |
| Primary Application | Textile Dyestuffs |
| Fibre Compatibility | Wool, nylon, silk (typical for acid dyes) |
| Dyeing pH Range | Acidic (standard for acid dyes, typically pH 2-6) |
| Colour Intensity | High (typical for iron complex acid dyes) |
| Place of Origin | Gujarat, India |
Sparrowings International is located in Ahmedabad, Gujarat, India, with its address at D-101, Maruti Homes, Opp. Shreenath Elegance, Nana Chiloda. The company specialises in the supply of textile dyestuffs, including Acid Brown 434, and operates under its own brand name, positioning itself as a dedicated provider of chemical products for the textile industry.
The supplier holds a harbor trust tier, indicating a baseline level of verification. While response metrics are not yet available, Sparrowings International focuses on delivering dyestuffs that meet industry standards. Buyers are advised to directly confirm details such as technical support, quality control measures, and any relevant certifications with the supplier.
| 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 |
Before ordering Acid Brown 434, verify its compatibility with your fibre types and dyeing processes. Request a sample to test colour consistency, fastness to light and washing, and any potential interactions with auxiliary chemicals. This step is essential to ensure the dye meets your production standards and avoids costly rework.
Discuss logistics with Sparrowings International, including lead times, shipping methods, and Incoterms. Since the dye is supplied in powder form, confirm that packaging is suitable for your storage conditions to prevent moisture absorption. Clarify payment terms, such as advance deposits or letters of credit, to align with your procurement workflow.
For quality control, request a certificate of analysis (CoA) for each batch to confirm the dye’s purity, strength, and compliance with industry standards. Conduct in-house or third-party testing for colour fastness, solubility, and pH stability. Maintain detailed records of specifications and test results to ensure traceability and adherence to regulatory requirements.
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When sourcing Acid Brown 434 for your business, securing the right balance of quality and cost is essential. Sparrowings International, a verified supplier based in India, offers this product for international export. By purchasing directly from the manufacturer or authorized exporter, buyers can negotiate favorable FOB prices starting at $510/Bags and manage bulk orders with a minimum order quantity (MOQ) of 1 Bags. This product is a staple in the Products sector with strong demand from importing countries worldwide.
Importing Acid Brown 434 requires careful attention to shipping logistics, customs compliance, and secure payment terms. Sparrowings International offers flexible shipping options such as Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. Common payment methods for international B2B transactions include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P). All transactions and RFQs are facilitated through EximNext, a leading global B2B marketplace designed to make cross-border trade secure and efficient.
Finding trustworthy partners is the foundation of successful importing. The supplier of this Acid Brown 434 has been verified on our platform. Whether you are a distributor, wholesaler, or procurement manager, you can request a free quotation, ask for product samples, and finalize your bulk purchase with confidence. EximNext hosts thousands of verified manufacturers and exporters across 200+ countries. Explore similar products in the Products category and connect with top-tier exporters on our comprehensive import export marketplace. Start your sourcing journey today.
Importing Acid Brown 434 requires careful attention to shipping logistics, customs compliance, and secure payment terms. Common shipping options include Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. Buyers should verify import duties in their destination country. Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P).
The current listed wholesale price for Acid Brown 434 from Sparrowings International is $510/Bags on FOB terms from India. Prices may vary depending on order volume, packaging, and destination. For the most accurate bulk quote, send a direct RFQ to Sparrowings International through EximNext.
The supplier, Sparrowings International, has set a Minimum Order Quantity (MOQ) of 1 Bags for Acid Brown 434. For sample requests or smaller trial orders, contact the supplier directly through our platform's inquiry system.
The HS Code classification for Acid Brown 434 depends on the specific grade and form. Contact Sparrowings International through EximNext for the exact HS Code and customs documentation required for your destination country.
To import Acid Brown 434 from India, negotiate shipping terms (FOB, CIF, or EXW) directly with Sparrowings International. Ensure you have the necessary import licenses for Products products in your destination country.
Yes, Sparrowings International is a verified supplier on EximNext. You can view their complete company profile, business registration details, certifications, and export history before placing a bulk order.
For a complete technical data sheet or Certificate of Analysis (COA), send an inquiry directly to Sparrowings International through EximNext.
Sparrowings International offers Acid Brown 434 with standard export packaging. Custom packaging, private labeling, and OEM/ODM options may also be available for large wholesale orders.
Acid Brown 434 is actively imported by buyers worldwide. Request a destination-specific CIF or CFR quote from Sparrowings International through our platform.
Sparrowings International maintains international quality certifications. These ensure that the Acid Brown 434 meets international quality, safety, and regulatory standards required for cross-border trade.
Click "Request Quotation" on this product page, specify your required quantity, preferred shipping terms, and destination country. Sparrowings International will respond with a detailed wholesale quote including FOB pricing, lead time, and payment options.
Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), Documents against Payment (D/P), and Escrow services. Confirm accepted terms directly with Sparrowings International.
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