FOOD SCIENCE ›› 2007, Vol. 28 ›› Issue (7): 425-427.

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Determination of Toxic Elements in Puer Teas by ICP-MS

 HOU  Dong-Yan, HUI  Rui-Hua, LI  Hong, LIU  Jun-Hui, HUA  Lei   

  1. 1.Department of Chemistry, Anshan Normal University, Anshan 114007, China; 2. China Quality Supervision and Testing Center for Agricultural Deep Processing Products, Changchun 130002, China
  • Online:2007-07-15 Published:2011-10-24

Abstract: A new method has been developed for the determination of toxic elements in puer teas by ICP-MS. Under optimum conditions, the detection limits are in the range of 0.007176~0.08740μg/kg, the recoveries are 94.47%~104.9%. This method is simple, rapid and reliable.

Key words: ICP-MS, puer teas, toxic elements

CLC Number: