
Ofloxacin is a fluoroquinolone antibiotic considered to be a second-generation fluoroquinolone.
Item |
Standard (USP27) |
Test Result |
Appearance |
White or yellow light crystalline powder |
Complies |
Identification |
A: IR test |
Complies |
B: UV test |
Complies |
|
Optical rotation |
-1°~ +1° |
+0.16° |
Specific Solvents,A: Methanol |
≤0.005% |
<0.005% |
Specific Solvents,B: Ethanol |
≤0.05% |
<0.005% |
Purity test(HPLC),A: Individual impurity |
≤0.3% |
0.20% |
Purity test(HPLC),B: 9-desfluoroofloxacin |
≤0.2% |
0.11% |
Purity test(HPLC),C: Total impurity |
≤0.5% |
0.45% |
Loss on drying |
≤0.2% |
0.15% |
Residue on ignition |
≤0.1% |
0.05% |
Heavy metals |
≤0.001% |
<0.001% |
Arsenic |
≤1μg/g |
Conform |
Assay |
≥98.5% |
99.30% |