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$105
1-199 Kilogram
$100
200-499 Kilogram
$95
≥500 Kilogram
Product Description
Florfenicol is a synthetic amphenicol veterinary antibiotic used in animal health formulations and medicated feed applications. It is valued for broad-spectrum antibacterial activity and is commonly supplied as a high-purity active pharmaceutical ingredient for veterinary formulations, subject to applicable market regulations.
Florfenicol is a fluorinated derivative of thiamphenicol in the amphenicol class of antibacterial compounds. Its molecular structure is designed for veterinary use and contains fluorine in place of the methylsulfonyl group found in thiamphenicol. Florfenicol is used in veterinary pharmaceutical products for livestock and aquaculture applications where an approved antibacterial active ingredient is required.
| Item | Specification |
|---|---|
| Product Name | Florfenicol |
| Category | Veterinary API / Animal Health Ingredient |
| CAS Number | 73231-34-2 |
| Molecular Formula | C12H14Cl2FNO4S |
| Molecular Weight | 358.22 g/mol |
| Appearance | White to off-white crystalline powder |
| Assay / Purity | Common pharmaceutical-grade specifications include high-purity grades such as ≥98%; exact release specification depends on the applicable product standard |
| Identification | Conforms to applicable pharmacopoeial or validated analytical requirements |
| Test Method | HPLC for assay and purity evaluation; additional identity tests may be applied according to the applicable standard |
| Solubility | Slightly soluble in water; solubility characteristics should be considered when selecting the final formulation |
| Form | Fine crystalline powder suitable for veterinary formulation processing |
| Shelf Life | Commonly up to 24 months when stored under recommended conditions and in the original sealed packaging |
| Storage | Store in a cool, dry place, protected from light and moisture, in a tightly closed container |
| Packaging | Common bulk packaging includes 1 kg or 5 kg aluminum foil bags and 25 kg fiber drums; customized packaging is available |
| Particle Size | Can be customized according to formulation and processing requirements |
| Application | Veterinary pharmaceutical formulations, animal health products, medicated feed and aquaculture-related formulations where legally approved |
Florfenicol is used as an active pharmaceutical ingredient in veterinary products for animal health applications. Final dosage forms and permitted uses depend on the target species, formulation, market authorization, and applicable veterinary regulations.
Florfenicol is incorporated into veterinary products intended for selected livestock applications. Formulators should match API specifications with the requirements of the target dosage form and the applicable regulatory standard.
Florfenicol is also used in certain aquaculture veterinary applications. For aquatic-animal products, procurement teams should evaluate assay, impurity profile, formulation compatibility, and local requirements governing medicated products.
The active ingredient can be used in medicated-feed applications where permitted. Feed formulation projects should consider particle characteristics, uniform distribution, stability during processing, and the applicable regulatory requirements for the target market.
For florfenicol procurement, the key specification issue is not simply nominal assay. Buyers should evaluate the analytical standard, impurity controls, physical characteristics, packaging, and intended dosage form together. A specification that works for one veterinary formulation may require adjustment for another because processing, dispersion, and regulatory requirements can differ.
| Procurement Factor | What Buyers Should Evaluate | Why It Matters |
|---|---|---|
| Assay | High-purity API specification and validated assay method | Supports accurate formulation calculations and incoming quality control |
| Analytical Method | HPLC assay with suitable identification and impurity testing | Provides a reproducible basis for batch-to-batch verification |
| Physical Form | Powder characteristics and particle-size suitability for the intended process | Can affect blending, dispersion, handling, and dosage-form consistency |
| Packaging | Moisture- and light-protective sealed bulk packaging | Helps maintain material quality during storage and transportation |
| Documentation | COA, TDS, SDS, analytical information, and applicable quality documents | Supports supplier qualification and incoming-material inspection |
Florfenicol offers a defined API identity and established veterinary-use profile for manufacturers developing animal-health products. For B2B sourcing, consistent assay, controlled impurity testing, appropriate packaging, and complete technical documentation are important considerations alongside price and supply capacity.
Florfenicol is commonly packed in sealed aluminum foil bags for smaller bulk quantities and fiber drums for larger commercial shipments. Packaging should protect the powder from moisture, light, and contamination during storage and transportation. Custom pack sizes and labeling can be arranged according to project requirements.
Veterinary product projects can be supported through formulation customization, finished-product manufacturing, private labeling, and flexible packaging. The appropriate service model depends on the dosage form, target animal species, target market, registration pathway, and applicable veterinary pharmaceutical requirements.
Quality control for florfenicol can include the following per-batch checks, according to the applicable specification and product standard:
Start with the required assay, identification, impurity profile, analytical method, physical form, and applicable veterinary standard for your target market. If the material will enter an existing formulation, matching the incoming API specification to the formulation's validated requirements can simplify qualification and quality-control procedures.
Common technical documents include a batch-specific COA, TDS, SDS, specification sheet, and analytical test information. Depending on the market and procurement program, additional quality or regulatory documentation may also be required. Buyers should align the document package with their internal supplier-qualification procedure.
Store florfenicol in a tightly closed original container in a cool, dry location protected from direct light and excessive moisture. Good storage practice also includes minimizing unnecessary exposure during handling and maintaining suitable warehouse controls throughout the material's stated shelf life.
Particle characteristics and packaging can be customized when required by the formulation or production process. Exact particle-size targets should be selected according to the intended dosage form and validated processing requirements, while packaging configurations can be adapted to commercial quantity and logistics needs.
Florfenicol is an established veterinary API for animal-health formulations, with procurement decisions centered on assay, analytical control, physical characteristics, packaging, documentation, and regulatory suitability. For bulk projects, matching the material specification to the intended formulation and target market helps create a more controlled sourcing process.
Contact us today to request samples, a COA, technical documents, and a wholesale quotation for florfenicol.

Packaging & Delivery
| Selling Units: | Kilogram |
|---|
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