Florfenicol (73231-34-2)
Product Description
Florfenicol is a synthetic monofluorine derivative of methylsulfonamycin, a broad-spectrum antimicrobial agent of the chloramphenicol class for veterinary use.
Florfenicol Usage
● livestock: Florfenicol used to prevent and control asthma, infectious pleuropneumonia, atrophic rhinitis, swine pneumonia, streptococcal disease, etc. caused by respiratory distress, body temperature, cough, choking, reduced food intake, wasting, etc. has a very strong effect on E. coli, etc. caused by piglets yellow and white dysentery, enteritis, hemorrhagic dysentery, edema disease, etc. effective.
● poultry: for the prevention and control of cholera, white diarrhea in chicks, diarrhea, stubborn diarrhea, yellow, white and green stool, watery stool, dysentery, intestinal mucosa dotted or diffuse hemorrhage, umbilicus, packaged heart, packaged liver, chronic respiratory disease caused by bacteria, mycoplasma, infectious rhinitis, cloudy air sacs, cough, tracheal croup, respiratory difficulties, etc. caused by E. coli, Salmonella, Pasteurella.
| Test Items | Acceptance Criteria | Test Results | Conclusion | |
| Appearance | White or off-white powder or crystalline powder, odorless. | White powder, odorless. | Complies | |
| Solubility | Very soluble in N.N-Dimethylformamide, Soluble in methanol, Sparingly soluble in glacial acetic acid, Very slightly soluble in chloroform, Practically insoluble in water. | Complies | Complies | |
| Melting Point | 152 °C 〜156 °C | 1536C 〜154.7C | Complies | |
| Optical Rotation | -16° 〜-19° | -17.4° | Complies | |
| Identification | The retention time of the major peak of the Sample solution should correspond to that of the Standard solution, as obtained in the Assay. | Complies | Complies | |
| The absorption maxima in the spectrum obtained with the Sample should correspond in position and relative size to those in the spectrum obtained with the Standard. | Complies | Complies | ||
| pH | 4.5 〜6.5 | 5.96 | Complies | |
| Chloride | ≤0.02% | <0.02% | Complies | |
| Fluoride | ≥4.8% | 5.0% | Complies | |
| Related Substances | Individual impurities | ≤0.5% | 0.18% | Complies |
| Total impurities | ≤2.0% | 0.64% | Complies | |
| Water(KF) | ≤0.5% | 0.15% | Complies | |
| Residue on Ignition | ≤0.1% | 0.04% | Complies | |
| Heavy Metals | ≤20ppm | <20ppm | Complies | |
| Assay | ≥98.0% (On the anhydrous basis) | 99.2% | Complies | |
