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US5814624A Method for obtaining estrogens from pregnant mare urine by solid-phase extraction 失效
通过固相萃取从怀孕母乳尿中获得雌激素的方法

Method for obtaining estrogens from pregnant mare urine by solid-phase
extraction
摘要:
A method for obtaining an extract from urine of pregnant mares containing a natural mixture of conjugated estrogens by solid-phase extraction of the mixture of conjugated estrogens from the urine of pregnant mares on RP silica gel.
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