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Sparrowings International supplies Acid Green 25 from Gujarat, India, a state with deep roots in dyestuff manufacturing and export. The product carries CAS number 4403-90-1 and EINECS number 224-546-6, with the molecular formula C28H20N2Na2O8S2 confirming its identity as a sulfonated acid dye suitable for protein and polyamide substrates. The supplier markets this material under the brand name Sparrowings, offered in powder form for leather, paper, textile and polyamide applications. Unlike commodity traders, Sparrowings International presents specific chemical identifiers that allow buyers to cross-reference technical literature and regulatory databases. Buyers should note that purity, colour strength and fastness grades are not quantified in the source data and require direct supplier confirmation.
The molecular architecture of C28H20N2Na2O8S2 incorporates two sodium sulfonate groups that confer water solubility and substantivity towards cationic sites on wool, silk and nylon fibres. In standard industrial practice, Acid Green 25 of this structural type exhibits moderate to good affinity for polyamide under weakly acidic conditions, with typical exhaustion temperatures between 80°C and 95°C depending on substrate and depth. The Gujarat origin is significant; the region hosts integrated dyestuff clusters with access to intermediate chemicals and established logistics infrastructure. Commercial grades typically contain 80-90 percent active dye content with balancing agents such as sodium chloride or dextrin, though Sparrowings International does not state its specific formulation. The powder form requires controlled storage conditions to prevent agglomeration and moisture pickup.
Target buyers for this Sparrowings International offering include leather tanneries requiring vibrant green shades for garment and upholstery leather, paper mills producing decorative or security papers, textile commission dyers serving fashion and home textile markets, and polyamide fibre processors. The supplier operates from Ahmedabad, Gujarat, with a harbor trust tier and zero percent platform response rate, signalling the need for proactive outreach. No MOQ, pricing, lead time or packaging specifications are disclosed. Buyers should request a comprehensive technical data sheet, samples for substrate-specific trials, and clarity on whether Sparrowings International manufactures this dye or trades under arrangement with a domestic producer. Verification of batch-to-batch consistency and regulatory compliance documentation is essential before contract commitment.
| CAS Number | 4403-90-1 (as stated by supplier) |
| Molecular Formula | C28H20N2Na2O8S2 (supplier-stated chemical identity) |
| EINECS Number | 224-546-6 (European inventory reference as stated) |
| Chemical Name Alternative | Acid Green GK (supplier trade name) |
| Physical State | Powder (supplier-confirmed form) |
| Dye Classification | Acid dye, sulfonated type (standard classification for this molecular structure) |
| Typical Active Content | 80-90 percent (standard commercial range; exact value to be confirmed with supplier) |
| Solubility at 25°C | 50-100 g/l (typical for disulfonated acid dyes; confirm actual value with supplier) |
| Recommended pH for Polyamide | 4.5 to 6.0 (typical weakly acidic exhaustion conditions; confirm supplier recommendation) |
| Standard Packaging | 25 kg drum with inner liner (typical industry format; confirm with supplier) |
Sparrowings International is located at D-101, Maruti Homes, opposite Shreenath Elegance, Nana Chiloda, Ahmedabad 382330, Gujarat, India. The supplier holds a harbor trust tier on the platform with a zero percent response rate and no logged average response hours. The Ahmedabad location places the company within Gujarat's chemical manufacturing belt, though the residential-sounding address suggests a trading office rather than production facility. No factory address, warehouse details or manufacturing capacity is disclosed.
The supplier profile does not indicate founding year, ownership structure, employee count, annual turnover, export markets, or client references. No certifications such as ISO 9001, ISO 14001, Oeko-Tex, GOTS, or ZDHC conformance are mentioned. The brand name Sparrowings appears to be a proprietary or trading designation rather than an internationally recognised dyestuff brand. Buyers should conduct due diligence including verification of GST registration, IEC code and any manufacturing or wholesale licences, and should request references from existing customers before extending advance payments or entering contractual commitments.
| 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 |
Prior to contracting with Sparrowings International, commission an independent verification of the company's legal standing through the Ministry of Corporate Affairs India portal, confirming active GST registration and any filed financials. Request a sample quantity sufficient for laboratory and pilot-scale trials, typically 250-500 grams, with accompanying certificate of analysis detailing batch number, manufacture date, expiry or retest date, and tested parameters. Conduct a full chemical identity check using FT-IR or HPLC against a known reference standard for CAS 4403-90-1. Establish whether the supplier operates from the stated Ahmedabad address or maintains separate manufacturing or warehousing facilities elsewhere in Gujarat.
Shipping and delivery terms require explicit documentation. Sparrowings International has not stated preferred Incoterms, lead times or ports of exit. Given the Gujarat location, likely export gateways include Mundra, Kandla or Ahmedabad air cargo. Negotiate Incoterms that balance risk and cost, such as FCA Ahmedabad for air freight or FOB Mundra for sea freight, with transition to CIF or DAP depending on buyer capability. Payment structures for new relationships should minimise advance exposure; consider documentary credit or escrow for initial transactions. Factor in Indian export licence requirements for dyestuffs, DGFT compliance, and any APEDA involvement if the shipment transits through specific controlled channels. No lead time estimate is available and must be obtained in writing.
Inspection protocols should address both product integrity and regulatory compliance. On arrival, verify packaging seals, batch numbers and net weight against shipping documents. Perform immediate solubility test in deionised water at 25°C, measuring solution clarity and absence of undissolved residue. Submit samples for third-party laboratory analysis of colour strength by titration or spectrophotometry, moisture content by Karl Fischer, and heavy metal screening by ICP-MS. For textile applications, conduct ISO 105 fastness tests on the intended substrate. Retain reserve samples in controlled conditions for the duration of the product usage cycle. Documentation required includes commercial invoice, packing list, certificate of origin, certificate of analysis, bill of lading, and any REACH registration documentation if destined for the European Union.
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When sourcing Acid Green 25 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 Green 25 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 Green 25 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 Green 25 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 Green 25 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 Green 25. For sample requests or smaller trial orders, contact the supplier directly through our platform's inquiry system.
The HS Code classification for Acid Green 25 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 Green 25 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 Green 25 with standard export packaging. Custom packaging, private labeling, and OEM/ODM options may also be available for large wholesale orders.
Acid Green 25 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 Green 25 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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