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蚕沙 ,即家蚕的粪便 ,可作为提取和分离叶绿素的好原料 ,具体做法如下 :用烧杯盛装约10ｇ蚕沙 (最好是新鲜的 ,因为蚕沙越新鲜 ,含有未被破坏的叶绿素就越多 ) ,加入约 2 0ｍＬ的酒精或丙酮等有机溶剂浸泡 ,可稍稍搅拌直到全部溶化 ,再用滤纸滤出绿色的滤液 ,叶绿素的溶解性说
Silkworm, the silkworm excrement, can be used as a good raw material for extracting and separating chlorophyll. The specific method is as follows: About 10g of silkworm sand is packed in a beaker (preferably fresh, because the fresher the silkworm is, the more undestructed chlorophyll is. More), add about 20mL of alcohol or acetone soaked in organic solvents, can be slightly stirred until all melted, and then use filter paper to filter out the green filtrate, the solubility of chlorophyll said