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市面所售胆固醇不能满足药用制剂对其纯度的要求 ,应用新的混合溶剂乙醇……甲醇及 95 % (V V)的药用乙醇对分析纯胆固醇进行重结晶法精制 ,结果去除杂质彻底 ,平均收率高达 85 .37%。
Cholesterol on the market can not meet the requirements of pharmaceutical preparations for its purity, the use of new solvent ethanol mixed with methanol and 95% (VV) of medicinal ethanol purification of purified cholesterol was purified by chromatography, the results of the removal of impurities thorough, on average Yield up to 85.37%.