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Sulfadiazine Sodium
CAS No.
Appearance
Purity
Molecular Formula
Molecular Weight
Solubility
Synonyms
Table of Contents
Overview
Sulfadiazine Sodium is a veterinary-grade sulfonamide API widely used in livestock and poultry formulations. It offers dependable antibacterial performance and is commonly selected for water-soluble preparations, injections, and combination therapies. Its stable characteristics and formulation adaptability make it suitable for a variety of finished dosage forms produced by veterinary pharmaceutical manufacturers.
Product Information
Active Ingredient: Sulfadiazine Sodium
Grade: Veterinary API
Physical Form: White or almost white crystalline powder
Mechanism of Action: Competitive inhibition of folate synthesis, preventing bacterial DNA replication.
Antibacterial Spectrum: Effective against Streptococcus spp., Staphylococcus spp., Pasteurella spp., E. coli, and other sulfonamide-sensitive organisms.
Formulation Compatibility: Suitable for oral solutions, water-soluble powders, sterile preparations, and synergistic combinations (e.g., with trimethoprim).
Performance Notes: Offers stable dissolution behavior and consistent assay results suitable for regulated veterinary production environments.
Technical Specifications
| Appearance | White or almost white crystalline powder |
| Identification A | IR spectrum concordant with reference |
| Identification B | Positive reaction for sodium |
| Solubility | Freely soluble in water; slightly soluble in alcohol |
| Heavy Metals | Not more than 10 ppm |
| Selenium | Not more than 30 ppm |
| Melting Range | 250–254°C |
| pH | 9.6–10.5 |
| Loss on Drying | Not more than 0.5% |
| Assay | NLT 99.0% and NMT 100.5% (dried basis) |
Quality Assurance
Sulfadiazine Sodium is produced under ISO-based and GMP-aligned quality management systems. Each batch is fully traceable and undergoes strict evaluation for consistency, stability, and packaging integrity before release.
Documentation Provided:
• Certificate of Analysis (COA)
• Material Safety Data Sheet (MSDS)
• Technical Data Sheet (upon request)
• Packing list and export documentation
Long-term cooperation with certified manufacturers ensures stable supply and reliably controlled quality for global veterinary pharmaceutical customers.
Applications & Dosage
Applications:
• Treatment of respiratory infections in poultry and swine
• Control of gastrointestinal bacterial diseases
• Combination with trimethoprim for synergistic action
• Suitable for poultry, swine, cattle, and other veterinary formulations
Administration Routes:
• Oral solutions
• Water-soluble powders
• Injection formulations
Dosage Reference:
Dosage depends on the finished veterinary formulation. Follow registered product guidelines and local regulations.
Withdrawal Period: Determined by the final dosage form and regulatory requirements.
Product FAQ
What is Sulfadiazine Sodium?
Sulfadiazine Sodium is the sodium salt form of sulfadiazine, a synthetic sulfonamide antibacterial API widely used in veterinary formulations for livestock and poultry.
What is sulfadiazine used for?
It is used as an active ingredient in veterinary medicines designed to control respiratory and gastrointestinal bacterial infections caused by sulfonamide-sensitive pathogens. The specific activity depends on the final formulated product.
Is sulfadiazine toxic?
Its safety profile depends on the finished veterinary formulation, dosage, and species. As a raw material API, it is handled following standard industrial and GMP-aligned safety practices.
What is another name for sulfadiazine?
Common synonyms include “Sulphadiazine” and “Sulfadiazine Sodium salt” when referring to the sodium form.
Is sulfa a strong antibiotic?
“Sulfadiazine” belongs to the sulfonamide class, which exerts bacteriostatic activity by inhibiting folate synthesis in bacteria. Its effectiveness varies by pathogen and formulation design.
What are the key chemical characteristics of Sulfadiazine Sodium?
It is a white or almost white crystalline powder, freely soluble in water, stable under normal storage conditions, and suitable for water-soluble powders, oral solutions, and sterile preparations.
Q1. How can I request a quotation or sample?
You can click the “Send Inquiry” button on this page or email us directly at [email protected].
Samples are available for most products, and our sales team will reply within 24 hours with detailed pricing and documentation .
Q2. What is the minimum order quantity (MOQ)?
The MOQ is 0.5 kg for most products.
For laboratory evaluation or small trial batches, smaller quantities can be arranged depending on stock availability.
Q3. What certifications do your products comply with?
Our GMP-certified partners operate under ISO, CEP, and FSC standards.
Each batch is supplied with a full set of COA, MSDS, and export documents to ensure quality traceability.
Q4. How long does delivery take?
Usually 3–7 working days for available stock and 2–3 weeks for customized specifications or large orders.
Q5. Which payment methods do you accept?
We accept T/T, L/C, and other agreed terms depending on the order volume and region.
Q6. Can you provide contract manufacturing or custom formulation support?
Yes. We cooperate with multiple GMP facilities to offer custom synthesis, formulation, and registration support for specific markets.
Packaging Information
Standard packing: 25 kg fiber drum or 1 kg foil bag
Double PE inner liner for moisture protection
Custom packaging available on request
Storage & Stability
Store in a cool, dry environment away from direct light. Shelf life 24 months under recommended conditions.
Transportation
Shipped by air, sea, or express according to customer preference. Dangerous goods comply with IATA/IMDG standards if applicable.
Our company and partner facilities hold valid GMP and ISO certificates issued by national authorities, ensuring that every batch meets strict quality and traceability standards required for international veterinary API markets.
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