High-Quality Active Pharmaceutical Ingredient for Gastrointestinal Formulations
Sulfasalazine API (CAS 599-79-1) is an active pharmaceutical ingredient in the Gastrointestinal API category, manufactured by Swapnroop Drugs and Pharmaceuticals, a WHO-GMP certified facility in Chhatrapati Sambhaji Nagar (Aurangabad), Maharashtra, India. It is supplied in IP/BP/EP/USP pharmacopeial grades, with MOQ starting at 1 kg for sampling and 25 kg for commercial bulk orders, full CoA/MSDS documentation, and export support to USA, UK, Germany, UAE, Saudi Arabia, Brazil, South Africa, Nigeria, Kenya, Australia, and Southeast Asian markets.
| Parameter | Specification |
|---|---|
| Appearance | Yellow to brownish-yellow crystalline powder |
| Identification | IR & HPLC compliant |
| Assay (HPLC) | 98.0% – 102.0% |
| Loss on Drying | NMT 1.0% |
| Residue on Ignition | NMT 0.2% |
| Heavy Metals | NMT 10 ppm |
| pH (1% Solution) | 2.0 – 4.0 |
| Individual Impurity | ≤ 0.5% |
| Total Impurities | ≤ 1.5% |
Get Bulk Quote for Sulfasalazine API
WHO-GMP certified · CoA + MSDS included · Ships to 40+ countries
Sulfasalazine API is positioned for companies seeking a dependable active pharmaceutical ingredient source backed by organized quality systems and scalable supply support.
Our manufacturing and supply approach for Sulfasalazine emphasizes dependable commercial support, efficient order management, and pharma-focused service for long-term buyers.
Sulfasalazine is commonly assessed on quality consistency, handling profile, packaging suitability, and documentation readiness before it is approved for downstream formulation use.
Sulfasalazine API is manufactured under WHO-GMP certified processes with in-house quality control covering identification, assay, related substances, and heavy-metal testing for every batch. Each shipment is released against a Certificate of Analysis (CoA) and Material Safety Data Sheet (MSDS), with DMF-grade dossier support (stability data and Genotoxic Impurity Report) available for USFDA, EMA, and CDSCO regulatory submissions.
Swapnroop exports Sulfasalazine API to pharmaceutical buyers across USA, UK, Germany, UAE, Saudi Arabia, Brazil, South Africa, Nigeria, Kenya, Australia, and Southeast Asian markets, with export documentation, phytosanitary/regulatory paperwork, and logistics coordination handled for both sea and air freight consignments.
We offer Sulfasalazine in pharma-oriented packaging formats including HDPE or fiber drum options with inner protection layers, helping maintain handling quality during storage, shipping, and routine supply movement.
Get Bulk QuoteShare your required quantity and pharmacopeial grade via WhatsApp or email.
We share CoA, MSDS, and applicable DMF-grade documents for evaluation.
Confirm a 1 kg sample or place a commercial bulk order (25 kg+).
Standard lead time is 2–4 weeks with full export documentation handled.
“WHO-GMP certified quality with excellent technical support. Sulfasalazine API meets all pharmacopoeial specifications.”
— Formulation Development Lead
“Reliable supplier of Sulfasalazine API. Consistent quality with full CoA documentation and on-time delivery.”
— Formulation Development Lead
Other APIs available from Swapnroop Pharma
The CAS number for Sulfasalazine API is 599-79-1. It is an Active Pharmaceutical Ingredient manufactured by Swapnroop Drugs and Pharmaceuticals in Maharashtra, India.
Sulfasalazine API is available in IP, BP, EP, and USP pharmacopeial grades with HPLC-verified purity. All batches include full CoA, MSDS, and pharmacopeial identification testing.
Minimum order is 1 kg for sampling and 25 kg for commercial bulk supply of Sulfasalazine API. Standard lead time is 2–4 weeks from our Aurangabad, Maharashtra facility.
Yes, Swapnroop provides full DMF-grade documentation for Sulfasalazine API including CoA, MSDS, Genotoxic Impurity Report, Stability Data, and regulatory dossier support for USFDA, EMA, and CDSCO.
Sulfasalazine should be stored in a cool, dry place away from direct sunlight in its original sealed packaging. Specific storage recommendations are included with the batch documentation.
For companies evaluating Sulfasalazine API manufacturer options in India, this page offers a clear overview of the product profile, quality approach, and supply readiness.
Our team works with buyers who need Sulfasalazine API backed by practical documentation support, organized batch handling, and efficient supply communication for ongoing business.