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品名 Product name |
硫酸粘桿霉素Colistin sulfate |
批 號(hào) Batch No |
20211218 |
檢驗(yàn)標(biāo)準(zhǔn) Specification |
本品符合歐洲藥典第8.0版 The test results conform to EP8.0. |
||
檢驗(yàn)項(xiàng)目 Items |
檢驗(yàn)標(biāo)準(zhǔn) Specifications |
檢驗(yàn)結(jié)果 Results |
|
性狀 Characters |
白色或類白色粉末,易溶于水,幾乎不溶于丙酮和乙醇(96%)A white or almost white,hygroscopic powder,freely soluble in water,practically insoluble in acetone and in ethanol (96%) |
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鑒別 Identification |
符合規(guī)定 Conform |
符合規(guī)定 Conform |
|
比旋度 Specific optical rotation |
-63~-73 |
-71 |
|
酸堿度 Acidity or alkalinity |
4.0~6.0 |
4.8 |
|
硫酸鹽(按干品計(jì)) Sulphate |
16.0%~18.0% |
16.3 |
|
干燥失重 Loss on drying |
≤3.5% |
2.6% |
|
硫酸灰分 Sulfated ash |
≤1.0% |
0.4% |
|
熾灼殘?jiān)?/p> Residue on ignition |
≤20% |
0.9% |
|
重金屬 Heavy metal |
≤0.002% |
<0.002% |
|
生物效價(jià)(含水)Assay(On wet basis) |
—— |
22600 |
|
生物效價(jià)(無(wú)水)Assay(Dried substance) |
≥19,000IU/mg |
23203 |
|
結(jié)論Conclusion |
本品符合歐洲藥典第8.0版The test results conform to EP8.0. |