The perservative in liquid beverage was extrcated with n-hexane.The hexane layer was subjected to cyclodextrine polymer resin colume.The colume was eluted with aqueous solution of ethanol.
用萃取液体饮料中的防腐剂,使萃取液
环糊精交联树脂分离后,用乙
溶液洗脱。
The perservative in liquid beverage was extrcated with n-hexane.The hexane layer was subjected to cyclodextrine polymer resin colume.The colume was eluted with aqueous solution of ethanol.
用萃取液体饮料中的防腐剂,使萃取液
环糊精交联树脂分离后,用乙
溶液洗脱。
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。