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In addition , the phenolic content of the tea products was determined using the Folin - Ciocalteu phenol reagent .
 Chemical: phenolic; Chemical: Folin - Ciocalteu phenol
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: phenolic; Chemical: Folin - Ciocalteu phenol