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Marbofloxacin CAS 115550-35-1
Methacycline Hydrochloride CAS 3963-95-9
20/12/2018
narasin CAS 55134-13-9
20/12/2018
| Model: | MOS 115550-35-1 |
| CAS: | 115550-35-1 |
| Molecular formula: | C18H14F3N3O4S |
| Molecular weight: | 425.3817 |
| Refractive index: | 1.64 |
| Density: | 1.54g/cm3 |
| Hazard Symbols: | N:Dangerous for the environment; |
| Risk Code: | R50/53:; |
| Safety Description: | S60:; S61: |
Marbofloxacin (CAS: 115550-35-1)
| ITEM | STANDARD | RESULT |
| Appearance | Light yellow, crystalline powder | Conform |
| Identification – I.R. spectrum | Concordant with the spectrum of reference substance | Conform |
| Water | Slightly soluble | Conform |
| Methylene chloride | Sparing soluble | Conform |
| Ethanol(96%) | Very slightly soluble | Conform |
| Absorbance | ≤0.2% | 0.04% |
| Related substances(%) | Impurity C,D,E, not more than 0.2% each | Conform |
| Impurity A,B not more than 0.1% each | ||
| Unspecified impurity not more than 0.2% each | ||
| Total impurity not more than 0.5% | ||
| Heavy metals ( ppm ) | ≤ 20 | < 20 |
| Loss on drying(% W/W) | ≤ 0.5 | 0.06 |
| Sulphated ash(% W/W) | ≤ 0.1 | 0.04 |
| Assay(% W/W dried substance) | 99 ~ 101 | 99.4 |
| Residual ethanol (ppm) | ≤ 5000 | 233 |
| Solvents dichloromethane (ppm) | ≤ 5000 | Not detected |
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