The crude polysaccharides from Enteromorpha linea were extracted by hot water and refined by ethanol precipitation method.
采用热水浸提、醇沉精制提取缘管浒苔粗多糖，并研究了其理化性质。
Methods the Soxhlet extractor method was adopted for the extraction of pigments, and acid extraction and ethanol precipitation method was used for the preparation of pectin.
方法用索氏提取法提取色素，酸提取乙醇沉淀法制取果胶。
After ethanol precipitation, OPC was separated by ethyl acetate-ligroin system. Content of OPC was determined by normal butyl alcohol-hydrochloric acid method at 546 nm to be over 90%.
提取物经醇沉后，用石油醚沉淀法分离低聚原花青素，产物经正丁醇-盐酸法显色，比色法测定质量含量可达90%以上。
应用推荐