酒石酸乙酰异戊酰泰乐菌素
中文通用名 | ：酒石酸乙酰异戊酰泰乐菌素 |
用途类型 | ：抗生素 |
规格 | ：CVP |
HS Code | ：29419090.00 |
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结构式 | ： |
| CAS | ：63428-13-7 |
| 分子式 | ：C57H93NO25 |
| 用途 | ：家禽：慢性呼吸道病、传染性鼻炎、气囊炎、传染性窦炎、输卵管炎等，临床表现为咳嗽、甩鼻、呼噜、伸颈喘鸣等症状。猪：喘气病、萎缩性鼻炎、猪红痢、胃肠炎、猪丹毒、支原体关节炎、坏死性肠炎等。 |
Items | Standard |
|---|---|
Appearance | White or pale white powder |
Identification | (1)Wave length(nm) Max.Absorbace290nm aqueous solution. (2)Dissolved in acetone,by addition of hydrochloric acid,the solution gradually turns from light yellow to dark purple. (3)Dissolved in water,by addition of silver nitrate solution,yield white precipitation;separating the precipitation and which can be dissolved in nitric acid. (4)By TLC method,the sample should show the same dominant color spot as the reference standard at the same position at 254nm. |
Solubility | Stir 1.0mg of powder with 300ml water by mechanical stirrer for 10 minutes,then wait for 30 minutes until the solution become completely clear. |
Acidity | pH value 3.0-5.0 |
Tyramine | Sample absorbance not more than that of reference substance at 570nm. |
Active constituent | Content of acetylisovaleryl tylosin A is not less than 80 % |
Loss on drying | Weight loss is not more than 4.0% |
Heavy metals | ≤20ppm |
Potency | The potency of 1 milligram sample is not less than 800U of acetylisovaleryl tylosin on the dried basis. |
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