Varieties: | General Disease Prevention Medicine |
---|---|
Component: | Florfenicol |
Type: | The First Class |
Pharmacodynamic Influential Factors: | Repeated Medication |
Storage Method: | Light Proof |
Veterinary Reg. No.: | N/A |
Samples: |
---|
Customization: |
---|
Suppliers with verified business licenses
Specification of Oxytetracycline HCL
Items | Specifications | Results | |
Characters | Yellow, Crystalline Powder | Conform | |
Solubility | Freely soluble in water, Sparingly soluble in alcohol | Conform | |
Identification | A: Thin-layer chromatography results | Conforms | |
B: Colour reaction with sulfuric acid | Conforms | ||
C: Give reaction (a) of chlorides | Conforms | ||
pH | 2.3~2.9 | 2.5 | |
Specific optical rotation | -188~-200 | -196 | |
Specific absorbance | 270~290 | 283 | |
Light | 430nm | ≤0.50 | 0.18 |
490nm | ≤0.20 | 0.04 | |
Related substances (%) | Impurity A | ≤0.5 | 0.26 |
Impurity B | ≤2.0 | 0.47 | |
Impurity C | ≤2.0 | 1.7 | |
Total of impurities D. E and F | ≤2.0 | 0.2 | |
Disregard limit | ≤0.1 | conform | |
Heavy metals (ppm) | ≤50 | <50 | |
Water(%) | ≤2.0 | 1.2 | |
Sulfated ash(%) | ≤0.5 | 0.24 | |
Assay (%) | 95.0~102.0 | 98.3 | |
Methanol(ppm) | ≤3000 | 632 | |
Conclusion | The results can conforms with BP2018/EP9 |
Suppliers with verified business licenses