Tobramycin Base CAS:32986-56-4 White powder D-6-tyrideoxy-alpha-d-ribohexopyranosyl-(1-6))-2-deoxy
| Catalog Number | XD90347 |
| Product Name | Tobramycin Base |
| CAS | 32986-56-4 |
| Molecular Formula | C18H37N5O9 |
| Molecular Weight | 467.51 |
| Storage Details | 2 to 8 °C |
| Harmonized Tariff Code | 29419000 |
Product Specification
| Water | 8.0% max |
| pH | 9.0 to 11.0 |
| Solution | Clear, not more than 3 bugle yellow of flavor-green |
| Assay | 99% |
| Specific rotation | +138° to +148° |
| Appearance | White powder |
| Impurity | 1.5% max |
| Bacterial endotoxin | 2EU/mg max |
| Residual solvent | 5000ppm max |
| Residue on Ignition | 0.3% max |
| Fungi | 100 fungi per 1g max |
| Any other single impurity | 0.5% max |
| Aerobic Bacterial Count | 1000 aerobic bacteria per 1g max |
| Largest Single Impurity | 1.0% max |
| Esherichia coli | Absence of esherichia coli per 1g |
| Hygroscopic Assay (Anhydrous basis) | 900ug/mg |
Tobramycin is a single-factor antibiotic containing approximately 10% of nabramycin, an aminoglycoside antibiotic complex produced by Streptomyces Tenebrius. Antibacterial.
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