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Tetracycline hydrochloride CAS 64-75-5 is a kind of broad spectrum antibiotics, high concentration has the effects of sterilization. It is soluble in water, slightly soluble in ethanol, insoluble in chloroform and diethyl ether.
Physical Properties
Melting point 220-223 °C(lit.)
The rotation -252 º (c=0.5, H2O)Refractive index -253 ° (C=0.5, 0.1mol/L HCl)
Storage conditions 2-8°C
Water solubility 50 g/L
Specification
Characters A yellow crystalline powder
Acidity(pH) 1.8-2.8Specific optical rotation, -240— -258
Loss on drying, % ≤ 1.0
4-Epitetracycline, % ≤ 3.0
Oxytetracycline, % ≤ 0.5
4-Epianhydrotetracycline, % ≤ 0.5
Chlortetracycline hydrochloride, % ≤ 1.0
Anhydrotetracycline, % ≤ 0.5
Total other impurities, % ≤ 1.0
Assay(on dried basis), % ≥ 96.0
Acetone, ppm ≤ 100
N-butanol, ppm ≤ 3000
TAMC, cfu/g ≤ 1000
TYMC, cfu/g ≤ 100
E.coli Not detected
Packaging
25kg per fiber drum9mt per 20ft container
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