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Tetracycline Hydrochloride
Tetracycline Hydrochloride
64-75-5
Items of analysis Specification Results
Characteristics Yellow,Crystalline Powder Yellow,Crystalline Powder
Identification positive reaction POSITIVE REACTION
Acidity(PH) 1.8~2.8 2.34
Specific optical rotation -240¡Æ~ -255¡Æ -246¡Æ
Loss on drying ¡Â2.0% 0.16%
Heavy metals ¡Â50ppm £¼40ppm
Sulphated ash ¡Â0.5% £¼0.04%
4-Epitetracycline ¡Â3.0% 1.67%
4-Epianhydrotetracycline ¡Â0.5% 0.01%
Anhydrotetracycline ¡Â0.5% 0.11%
2-Acetyl-2-decarbamoyltetracycline ¡Â1.5% 0.01%
Assay 95.0%~100.5% 98.7%
Conclusion CONFORM TO THE SPECIFICATION OF BP98.
Items of analysis Specification Results
Characteristics Yellow,Crystalline Powder Yellow,Crystalline Powder
Identification positive reaction POSITIVE REACTION
Acidity(PH) 1.8~2.8 2.34
Specific optical rotation -240¡Æ~ -255¡Æ -246¡Æ
Loss on drying ¡Â2.0% 0.16%
Heavy metals ¡Â50ppm £¼40ppm
Sulphated ash ¡Â0.5% £¼0.04%
4-Epitetracycline ¡Â3.0% 1.67%
4-Epianhydrotetracycline ¡Â0.5% 0.01%
Anhydrotetracycline ¡Â0.5% 0.11%
2-Acetyl-2-decarbamoyltetracycline ¡Â1.5% 0.01%
Assay 95.0%~100.5% 98.7%
Conclusion CONFORM TO THE SPECIFICATION OF BP98.
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