China Tobramycin CAS 32986-56-4 USP Grade, Find details about China Tobramycin, 32986-56-4 from Tobramycin CAS 32986-56-4 USP Grade
Name | Tobramycin |
Molecular Structure | |
Molecular Formula | C18H37N5O9 |
Molecular Weight | 467.51 |
CAS Registry Number | 32986-56-4 |
EINECS | 251-322-5 |
Test Items | Standard |
Appearance | Off white or white powder,hygroscopic. |
Identification | TLC: Conforms with Reference Rf. HPLC: Conforms with Reference standard retention time. |
Water | ≤ 8.0% |
pH | 9.0~11.0 |
Residue on Ignition | ≤1.0% |
TLC Chromatographic purity | ≤1.0% |
Heavy metals | ≤0.003% |
Assay | ≥900ug/mg (on anhydrous basis) |
Bacterial Endotoxin | <2EU/mg |
Solution Clear Degree and color | Clear not more than 3 bugle yellow or flavor-green |
Residual Solvents | Ethanol NMT 2000 ppm |
Microbial limit | Total aerobic microbial count: NMT 1000 aerobic bacterial per 1g |
Mould,Yeast count:NMT 100 fungi per 1g | |
Escherichia coli:Absence per 1g |
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