Method for extracting human chorionic gonadotropin (HCG)
Belonging to the technological field of chemical drug extraction, the invention discloses a method for extracting human chorionic gonadotropin (HCG). The method comprises the steps of: adjusting the pH value of pregnant woman urine to alkaline, conducting filtration and ultrafiltration so as to obta...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | Belonging to the technological field of chemical drug extraction, the invention discloses a method for extracting human chorionic gonadotropin (HCG). The method comprises the steps of: adjusting the pH value of pregnant woman urine to alkaline, conducting filtration and ultrafiltration so as to obtain concentrated urea, then adding an organic solvent, and leaving the mixture to stand, so that a precipitate can be obtained, and drying the precipitate, thus obtaining the HCG. The method of the invention has the advantages of simplified technology, high product yield, low production cost, and the like. |
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