In this paper, the sources and existence forms were summarized. And the common methods which were usually adopted to extract astaxanthin such as alkali formulation, oily solvent method, organic solvent extraction, supercritical CO2 extraction and enzymol-ysis method had been described.%文章概述天然虾青素的来源和存在形式,并探讨碱提法、油溶法、有机溶剂萃取法、超临界CO2萃取、酶解法等常用提取方法,对其效果进行评述.
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