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Acid Blue 7 is a synthetic acid dye identified by CAS number 3486-30-4 and EINECS number 222-476-0. Its molecular formula is C37H35N2NaO6S2, and it is supplied as a blue powder. This dye is also known by the trade name Acid Turquoise Blue A and is classified as an acid dyestuff, making it suitable for applications requiring water-soluble colourants.
The primary uses of Acid Blue 7 include dyeing leather, paper, plastics, textiles, and biological materials. Its chemical structure allows for strong bonding with protein-based substrates, ensuring vibrant and durable colouration. In the textile industry, acid dyes like this are valued for their ability to produce bright, consistent shades with good penetration into fibres. Typical industry specifications for such dyes include a dye content of 75% to 85% and a pH range of 4 to 6 for optimal application.
Sparrowings International, based in Gujarat, India, offers Acid Blue 7 as a versatile dyestuff for industrial buyers. The product is particularly suited for manufacturers of leather goods, printed materials, and coloured plastics. Buyers should confirm packaging options, as the listing does not specify details beyond the powder form. The dye’s stability and compatibility with various substrates make it a popular choice for bulk sourcing.
| CAS Number | 3486-30-4 |
| EINECS Number | 222-476-0 |
| Molecular Formula | C37H35N2NaO6S2 |
| Chemical Type | Acid Dye |
| Appearance | Blue Powder |
| Trade Names | Acid Turquoise Blue A |
| Primary Applications | Leather dyestuffs, paper dyestuffs, plastic dyestuffs, textile dyestuffs, biological dyestuffs |
| Model Number | Acid Blue 7 |
| Place of Origin | Gujarat, India |
| Dye Content | typical 75% to 85% |
| pH Range for Application | standard 4 to 6 |
| Solubility | standard 100 g/l at 25°C |
Sparrowings International is located in Ahmedabad, Gujarat, India, with its address at D-101, Maruti Homes, Opp. Shreenath Elegance, Nana Chiloda. The company operates within the harbor trust tier, confirming its legitimate business presence. It specialises in the supply of acid dyes, including Acid Blue 7, for a range of industrial applications.
The supplier’s profile does not provide details on response rates, certifications, or production capacity. Buyers should directly contact Sparrowings International to confirm technical specifications, trade terms, and lead times. The company’s focus on dyestuffs for leather, paper, plastics, and textiles suggests a broad market reach, but no additional verification signals are listed.
| 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 placing an order for Acid Blue 7, verify the CAS number (3486-30-4) and EINECS number (222-476-0) to ensure the product matches your requirements. Request a certificate of analysis to confirm dye content, solubility, and impurity levels, as these directly impact colour performance and production efficiency.
Clarify the packaging, incoterms, and lead time with Sparrowings International, as these details are not specified in the listing. Acid dyes are often shipped in 25 kg or 50 kg bags, but bulk orders may require custom packaging. Discuss whether the supplier can accommodate FOB, CIF, or other trade terms, and confirm accepted payment methods such as wire transfers or letters of credit.
Perform quality checks upon delivery by testing the dye’s solubility, colour strength, and fastness under application conditions. For leather and textile use, conduct lab tests to assess compatibility with your substrates. Ensure the supplier provides a material safety data sheet (MSDS) for safe handling, storage, and disposal, as Acid Blue 7 is a chemical product requiring proper precautions.
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When sourcing Acid Blue 7 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 Blue 7 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 online 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 Blue 7 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 B2B marketplace. Start your sourcing journey today.
Importing Acid Blue 7 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 Blue 7 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 Blue 7. For sample requests or smaller trial orders, contact the supplier directly through our platform's inquiry system.
The HS Code classification for Acid Blue 7 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 Blue 7 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 Blue 7 with standard export packaging. Custom packaging, private labeling, and OEM/ODM options may also be available for large wholesale orders.
Acid Blue 7 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 Blue 7 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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