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United States Department of Agriculture

Agricultural Research Service


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Image Number D2474-1

Chemist Pei Chen prepares extracts from teas and tea-based dietary supplements to study differences in phytochemicals (health-protecting compounds) in the two forms of tea.

 

Photo by Peggy Greb.


640 pixels wide: (d2474-1.jpg)




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Last Modified: 10/28/2016
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