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*兽用药品*土霉素碱/土霉素二水合物COA
CERTIFICATE OF ANALYSIS
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Product Name |
Oxytetracycline 6153-64-6 |
Batch No. |
20210405 |
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Quantity |
5500kg |
Packing |
25kg/Bag |
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MFG. Date |
2021.04.05 |
Exp. Date |
2023.04.04 |
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Report Date |
2021.04.05 |
Standard |
BP 2005/EP 5 |
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ITEMS |
SPECIFICATIONS |
RESULTS |
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Characteristics |
A yellow, crystalline powder |
Pass |
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Identification |
Positive |
Pass |
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Acidity PH |
4.5 ~ 7.5 |
5.46 |
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Specific optical rotation |
-203° ~ -216° |
-208° |
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Absorbance（353nm） |
290 ~ 310 |
304 |
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Light-absorbing impurities |
430nm ≤0.25 |
0.14 |
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490nm ≤0.20 |
0.123 |
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Heavy metals |
≤50ppm |
Pass |
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Sulphated ash |
≤0.5% |
0.18% |
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Water |
6.0% ~ 9.0% |
7.70% |
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Related substances |
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4-epioxytetracycline |
≤0.5% |
Pass |
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Tetracycline |
≤2.0% |
Pass |
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2-acetly-2-decarboxanidooxytetracycline |
≤2.0% |
Pass |
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Assay（on dry） |
95.0% ~ 102.0% |
96.1% |
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Conclusion |
It complies with BP 2005/EP 5 |
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CERTIFICATE OF ANALYSIS
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