138199-71-0 LEVOFLOXACIN HEMIHYDRATE LEVOFLOXACIN
Product Name: LEVOFLOXACIN HEMIHYDRATE
Packing: 1× 25Kg Batch No.: 20160610
Quantity: 50KGS Examined Basis: Reference USP34
Mfg. Date: JUN.10, 2016 Exp. Date: JUN.09, 2020
检验项目(Tests) |
标准(Acceptance Criteria) |
结果(Results) |
|
Description 性状 |
White or yellow light crystalline powder 白色或微黄色结晶粉末 |
Conform 符合规定 |
|
Identification 鉴别 |
(1)IR:Conforms to the spectrum of Levofloxcain RS IR:红外吸收图谱应与对照品图谱一致 (2)HPLC:The retention time of the major peak of the sample solution corresponds to that of the standard solution,as obtained in the Assay. HPLC:在含量测定项目下,供试品溶液主峰保留时间应与对照品主峰保留时间一致 |
Conform 符合规定 |
|
水分(Water) |
2.1%—2.7% |
2.7% |
|
比旋度(Optical rotation) |
-92°~-106° |
-95.8° |
|
炽灼残渣(Residue on ignition) |
≤0.2% |
0.05% |
|
重金属(Heavy metals) |
≤10ppm |
Conform |
|
Individual impurity 单个杂质 |
N-脱甲基左氧氟沙星 (N-Desmethyl levofloxacin) |
≤0.3 |
0.07% |
二胺衍生物 (Diamine derivative) |
≤0.3 |
0.05% |
|
左氧氟沙星 N-氧化物 (Levofloxacin N-oxide) |
≤0.3 |
0.03% |
|
9-脱氟左氧氟沙星 (9-Desfluoro levofloxacin) |
≤0.3 |
0.10% |
|
右旋异构体(D-Isomer) |
≤0.8 |
0.28% |
|
未知杂质 (Any unknown impurity) |
≤0.1 |
Conform |
|
Total impurity(Do not include D-Isomer ) 总杂(不包含右旋异构体) |
≤0.5% |
0.18% |
|
*Residual solvents 残留溶剂 |
乙醇(Ethanol) |
≤0.5% |
Conform |
DMF(Dimethyl Formamide) |
≤0.088% |
Conform |
|
甲苯(Toluene) |
≤0.089% |
Conform |
|
二甲基亚砜(Dimethyl sulfoxide) |
≤0.5% |
Conform |
|
含量(Assay) |
98.5%~102.0% |
99.2% |
|
Conclusion Conforms to USP34 specification for levofloxacin 结论 本品参照美国药典34版标准检验,结果符合规定 |
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